fix: persist system update history

.gitea/workflows/release.yml

@@ -10,10 +10,9 @@ permissions:
 
 jobs:
   release:
-    # The temporary release runner is isolated from stale queued jobs that use
+    # Production releases use the repository's standard Linux runner label.
-    # the old ubuntu-24.04 label. Restore ubuntu-latest after this release when
+    # The Gitea act_runner must advertise ubuntu-latest before tagging.
-    # the repository's normal Linux runner is online again.
+    runs-on: ubuntu-latest
-    runs-on: kaidi-release
     steps:
       - uses: actions/checkout@v4
         with:
@@ -126,8 +125,10 @@ jobs:
       - name: Publish Gitea release
         env:
           GITEA_TOKEN: ${{ secrets.RELEASE_GITEA_TOKEN }}
-          GITEA_SERVER_URL: ${{ github.server_url }}
+          # Gitea's runner leaves github.server_url/repository empty on some
-          GITEA_REPOSITORY: ${{ github.repository }}
+          # host-mode tag events; keep the release destination explicit.
+          GITEA_SERVER_URL: https://git.awaioi.com
+          GITEA_REPOSITORY: ERP-Team/kaidi
           GITEA_REF_NAME: ${{ steps.release_meta.outputs.ref }}
           GITEA_SHA: ${{ steps.release_meta.outputs.revision }}
         run: ./scripts/publish-gitea-release.sh

.gitignore

@@ -12,6 +12,8 @@ frontend/test-results-dist/
 *.log
 .env.local
 runtime/
+.runner
+.runner.lock
 /dist/
 test-results/
 *signing-private.pem

README.md

@@ -8,7 +8,14 @@
 
 ## 本地开发
 
-本地开发数据库由环境变量显式指定，启动 Java 服务：
+本地开发数据库由环境变量显式指定，启动 Java 服务。仓库中的 `deploy/compose.yaml` 只是可选的本地开发夹具；
+需要它时必须显式启用 `local-db` profile，生产安装器不会执行 Compose、创建 MySQL 或安装 MySQL 客户端：
+
+```bash
+docker compose -f deploy/compose.yaml --profile local-db up -d
+```
+
+随后启动 Java 服务：
 
 ```bash
 cd backend
@@ -59,8 +66,9 @@ PostgreSQL 18 兼容工作继续冻结。
 - **生产机不执行 `git clone`、`git pull` 或远程脚本拼接。** 源码仓库是
   `https://git.awaioi.com/ERP-Team/kaidi.git`，生产安装和后台更新使用同一仓库生成的公开 Gitea Release。
 - 安装器先读取 Gitea Release API，再下载 `release-manifest.json`、签名、公钥和压缩包，校验固定公钥指纹、RSA 签名、版本、文件名和 SHA-256；校验失败不会安装。
-- 后台“获取版本”只查询 Release；“下载”才下载并校验；“立即更新并重启”才备份数据库、切换 `current` 并重启服务。更新器下载的是 Release 制品，不是 Git 工作树。
+- 后台“获取版本”只查询 Release；“下载”才下载并校验；“立即更新并重启”才切换 `current` 并重启服务。更新器默认不访问数据库；如明确设置 `KAIDI_DB_BACKUP_MODE=mysqldump`，才会调用主机已有的备份工具。更新器下载的是 Release 制品，不是 Git 工作树。
 - MySQL 是**已有数据库**，应用只通过向导写入的 `DB_URL`、`DB_USERNAME`、`DB_PASSWORD` 连接它；安装器不安装 MySQL、不创建数据库、不修改数据库服务。填写 `127.0.0.1` 表示 MySQL 与 Java 应用在同一台服务器，端口以实际监听端口为准，不默认假设 `3307`。
+- 安装阶段只校验 JDBC 配置格式，不调用 `mysql`/`mariadb` 客户端，也不执行 `CREATE`、`INSERT`、`UPDATE`、`DELETE` 或 `DROP`。首次向导点击“完成安装”后，应用才会在**专用空 schema**中运行 Flyway 建表并初始化管理员；这是业务初始化，不是安装 MySQL 服务。在线更新默认跳过数据库备份；需要备份时由运维显式设置 `KAIDI_DB_BACKUP_MODE=mysqldump`，更新器只调用已有工具，不会安装数据库。
 - `KAIDI_APP_PORT` 只决定 Java 回环监听端口，默认 `18080`；反向代理必须指向安装器输出的 `PROXY_TARGET`。安装器不会替你修改 Nginx 或宝塔站点配置。
 - 发布归档使用无顶层目录的 `tar.gz`，只包含 `app.jar`、`public/`、`ops/`、`VERSION`；打包阶段禁用 macOS 扩展属性并拒绝开发数据库回退值。
 
@@ -68,14 +76,14 @@ PostgreSQL 18 兼容工作继续冻结。
 
 当前支持的是 **i386/i486/i586/i686 + glibc + systemd + 可运行的 32 位 Java 17**。安装器会校验用户空间位数、Java 架构、glibc 和 `/lib/ld-linux.so.2`（兼容 `/lib32`、`/lib/i386-linux-gnu` 路径）；musl 或缺少 32 位加载器的系统会在安装前明确失败，不会安装后才出现无法启动。
 
-32 位服务器应使用首次访问 `/setup` 的向导输入外部 MySQL 8.4 连接信息，这条路径不需要在服务器安装 MySQL 客户端。在线更新前仍需准备与数据库兼容的 `mysqldump`；如果 32 位系统无法提供该客户端，应先关闭在线更新或从独立备份机执行数据库备份，不要在更新过程中临时安装数据库。
+32 位服务器应使用首次访问 `/setup` 的向导输入外部 MySQL 8.4 连接信息，这条路径不需要在服务器安装 MySQL 客户端。在线更新默认不需要 `mysqldump`；如果要启用更新前备份，再确认 32 位系统能执行兼容的 `mysqldump`，否则保持默认 `skip` 或从独立备份机执行备份，不要临时安装数据库。
 
 ### systemd 一键安装（推荐）
 
 先在宝塔面板停止并删除当前错误的 Java 项目，再执行：
 
 ```bash
-curl -fsSL https://git.awaioi.com/ERP-Team/kaidi/releases/download/v1.0.0-preview.34/install.sh | sudo env KAIDI_APP_PORT=18080 bash
+curl -fsSL https://git.awaioi.com/ERP-Team/kaidi/releases/download/v1.0.0-preview.44/install.sh | sudo env KAIDI_APP_PORT=18080 bash
 ```
 
 该命令只安装程序运行所需的 systemd 单元，自动创建 `kaidi` 用户并检测现有 Java 17（包括
@@ -88,37 +96,39 @@ curl -fsSL https://git.awaioi.com/ERP-Team/kaidi/releases/download/v1.0.0-previe
 随后执行一键清理：
 
 ```bash
-curl -fsSL https://git.awaioi.com/ERP-Team/kaidi/releases/download/v1.0.0-preview.34/purge.sh \
+curl -fsSL 'https://git.awaioi.com/ERP-Team/kaidi/releases/download/v1.0.0-preview.44/purge.sh' | sudo env KAIDI_PURGE_CONFIRM=DELETE_LOCAL_KAIDI_INSTALLATION bash
-  -o /tmp/kaidi-purge.sh \
-  && printf '%s  %s\n' 44dbf10a9540aa9235bb8aff2dec603f1febbd45072cd8c4f6c40b25a6127801 /tmp/kaidi-purge.sh \
-    | sha256sum -c - \
-  && sudo env KAIDI_PURGE_CONFIRM=DELETE_LOCAL_KAIDI_INSTALLATION bash /tmp/kaidi-purge.sh \
-  && rm -f /tmp/kaidi-purge.sh
 ```
 
+上面是一条完整命令：脚本通过管道直接交给 root 执行，不创建临时安装文件，避免终端自动换行导致 `-o` 参数丢失。
+如果需要连同本地恢复备份一起删除（确认不再需要回滚后再执行），在同一条命令中增加
+`KAIDI_PURGE_DELETE_BACKUP=true`。卸载前必须先停止并删除宝塔中的 `kaidi-finance` Java 项目；宝塔的项目元数据、
+Nginx/反向代理和外部 MySQL 属于外部资源，卸载程序不会误删它们。
+
 清理脚本会先停止 systemd 和遗留 Kaidi 进程，将旧配置、文件存储、安装码以及已有数据库备份归档到
 `/root/kaidi-reinstall-backups/`，再删除 `/opt/kaidi`、`/www/wwwroot/kaidi`、`/etc/kaidi`、
 `/var/lib/kaidi`、`/var/lib/kaidi-update`、`/var/log/kaidi` 和三个 systemd 单元。恢复包权限固定为
 `0600`，确认新安装及数据无误后再由 root 删除。脚本不删除外部 MySQL、系统 Java、Nginx 或宝塔站点配置；
 新安装必须连接一个新的空 MySQL 数据库，旧数据库保留用于回滚。
 
-### Preview.31 直链与宝塔手动部署
+### Preview.43 直链与宝塔手动部署
 
-本版不使用一键安装脚本。发布物是一个不带顶层目录的压缩包，下载后直接解压到版本目录，再由宝塔面板创建
+本版提供 systemd 一键安装脚本和宝塔手动部署两种互斥方式。手动部署使用一个不带顶层目录的压缩包，下载后直接解压到版本目录，再由宝塔面板创建
 Spring Boot 项目。数据库、JDK、Nginx 和宝塔本身都由运维人员准备；程序不会自动安装 MySQL 或任何第三方服务。
 
 下载地址：
 
-`https://git.awaioi.com/ERP-Team/kaidi/releases/download/v1.0.0-preview.34/kaidi-finance-1.0.0-preview.34.tar.gz`
+`https://git.awaioi.com/ERP-Team/kaidi/releases/download/v1.0.0-preview.44/kaidi-finance-1.0.0-preview.44.tar.gz`
 
-校验文件：`https://git.awaioi.com/ERP-Team/kaidi/releases/download/v1.0.0-preview.34/SHA256SUMS`
+校验文件：`https://git.awaioi.com/ERP-Team/kaidi/releases/download/v1.0.0-preview.44/SHA256SUMS`
 
-服务器要求：Linux + systemd、Java 17（宝塔项目选择 JDK 17）、可访问外部 MySQL 8.4.x；32 位 Linux 需要宿主机
+服务器要求：Linux、Java 17（宝塔项目选择 JDK 17）、可访问外部 MySQL 8.4.x；**systemd 一键安装**还需要
+systemd/systemd-analyze，**宝塔手动部署**不要求 systemd。32 位 Linux 需要宿主机
 已经提供可运行的 32 位 Java 17。程序只连接已有数据库，不安装数据库客户端或数据库服务。初始化只需要
-`bash`、`openssl`、`sha256sum` 和基础 Linux 工具；选择 systemd 在线更新前，另行准备 `curl`、`jq`、`flock`、`gzip`、`runuser`
+`bash`、`openssl`、`sha256sum` 和基础 Linux 工具；systemd 在线更新默认不需要数据库客户端。只有将
-以及与外部 MySQL 兼容的 `mysqldump`。安装器和更新器会优先使用 PATH 中的工具，也会探测宝塔常见的
+`KAIDI_DB_BACKUP_MODE` 设为 `mysqldump` 时，才需要 `curl`、`jq`、`flock`、`gzip`、`runuser` 和兼容的
-`/www/server/mysql/bin/` 路径；如工具安装在其他位置，可分别设置 `KAIDI_MYSQL_CLIENT` 和
+`mysqldump`；安装器和更新器会优先使用 PATH 中的工具，也会探测宝塔常见的 `/www/server/mysql/bin/` 路径；如备份工具安装在其他位置，可设置
 `KAIDI_MYSQLDUMP_BIN`，程序不会替你安装这些依赖。
+更新器默认只下载、验签、切换和健康检查，不调用 Docker、不进入容器，也不创建或管理 MySQL 服务。
 
 #### 1. 下载、校验、解压
 
@@ -126,7 +136,7 @@ Spring Boot 项目。数据库、JDK、Nginx 和宝塔本身都由运维人员
 必须直接位于 `RELEASE_ROOT`，不能再嵌套一层目录。
 
 ```bash
-VERSION=1.0.0-preview.34
+VERSION=1.0.0-preview.44
 APP_ROOT=/www/wwwroot/kaidi
 RELEASE_ROOT="$APP_ROOT/releases/$VERSION"
 sudo install -d -m 0755 "$RELEASE_ROOT"
@@ -150,6 +160,9 @@ sudo "$RELEASE_ROOT/ops/baota-init.sh" 18080
 sudo cat /root/kaidi-first-login.txt
 ```
 
+初始化不会安装或启用 `kaidi-update.service`/`kaidi-update.path`，避免宝塔守护进程与
+systemd 更新器同时管理同一应用；宝塔模式只支持手动替换 Release，后台在线更新请使用 systemd 安装模式。
+
 初始化失败会回滚本次写入的配置、unit 和 `current` 链接，可以直接修正原因后重试；已经存在正式安装时不要重复执行，先按“彻底清理旧安装”流程处理。
 
 #### 3. 宝塔 Spring Boot 项目字段
@@ -214,29 +227,30 @@ curl -fsS http://127.0.0.1:18080/ | head
 不要在宝塔项目仍运行时点击“系统治理 → 系统更新”，也不要让宝塔守护和 `kaidi-finance.service` 同时管理同一端口。
 需要后台点击“获取版本 → 下载 → 立即更新并重启”的稳定流程时，使用上一节的 systemd 一键安装方式。
 
-手动升级前请先由运维人员完成外部 MySQL 备份；程序不会安装 MySQL 或客户端，也不会修改反向代理配置。
+手动升级由运维人员决定是否先做外部 MySQL 备份；程序不会安装 MySQL 或客户端，也不会修改反向代理配置。
 
 后续版本仍按同样方式直接下载并解压到新的 `releases/<VERSION>`，保留可回滚的旧目录。
 
 ### Linux 32 位
 
 压缩包本身不绑定 CPU 架构，关键是宿主机提供 glibc、systemd 和可运行的 32 位 Java 17。32 位主机不能在本机运行 64 位 JDK，也不应尝试在本机安装
-MySQL 8.4；提前准备外部 MySQL，完成上述向导即可。选择 systemd 在线更新前，还必须确认宿主机能执行与数据库版本兼容的
+MySQL 8.4；提前准备外部 MySQL，完成上述向导即可。systemd 在线更新默认不访问数据库；只有显式启用
-`mysqldump`；宝塔手动模式只做手动制品替换和人工数据库备份。
+`KAIDI_DB_BACKUP_MODE=mysqldump` 时才需要确认宿主机能执行与数据库版本兼容的工具。宝塔手动模式只做手动制品替换和人工数据库备份。
 
-### 停用并移除程序
+### 一键卸载
 
-以下命令移除应用程序和服务，但保留 `/var/lib/kaidi`、`/var/lib/kaidi-update`、`/etc/kaidi` 以及数据库，
+`purge.sh` 就是本项目的卸载程序：它会停止 Kaidi 进程、移除 systemd 单元、删除本地程序/配置/运行状态、
-便于审计、备份或重新安装。确认数据备份前不要删除这些保留目录或外部 MySQL 数据。
+清理受管临时压缩包，并删除本次安装创建的 `kaidi` 服务账号；不会触碰外部 MySQL、Nginx、反向代理或系统 Java。
-反向代理由运维人员独立管理，停用程序不会修改其配置。
+默认先把本地配置和运行数据保存到 root-only 恢复包，再删除受管路径。确认不需要回滚时，可在同一条命令中设置
+`KAIDI_PURGE_DELETE_BACKUP=true`，实现本地受管文件和恢复包一并清除：
 
 ```bash
-sudo systemctl disable --now kaidi-update.path kaidi-update.service kaidi-finance.service
+curl -fsSL 'https://git.awaioi.com/ERP-Team/kaidi/releases/download/v1.0.0-preview.44/purge.sh' | sudo env KAIDI_PURGE_CONFIRM=DELETE_LOCAL_KAIDI_INSTALLATION KAIDI_PURGE_DELETE_BACKUP=true bash
-sudo rm -f /etc/systemd/system/kaidi-finance.service /etc/systemd/system/kaidi-update.service /etc/systemd/system/kaidi-update.path
-sudo systemctl daemon-reload
-sudo rm -rf /opt/kaidi
 ```
 
+执行前先在宝塔停止并删除 `kaidi-finance` Java 项目；宝塔面板元数据属于外部资源，必须由面板先停用，
+否则守护进程会重新拉起 Java，卸载程序会明确报出原因而不误删其他服务。
+
 ## Release 与在线更新
 
 首次建立发布仓库时生成一次签名密钥：
@@ -257,8 +271,8 @@ Actions 页面显示 “No matching online runner”，先启动并注册该标
 Preview 属性由 SemVer 版本名表达。之后推送 tag 即会构建、测试、签名并发布：
 
 ```bash
-git tag v1.0.0-preview.34
+git tag v1.0.0-preview.44
-git push origin v1.0.0-preview.34
+git push origin v1.0.0-preview.44
 ```
 
 在线更新仍使用独立的 TDesign 页面：系统管理员进入“系统治理 → 系统更新”。更新源由 root 在
@@ -273,11 +287,11 @@ git push origin v1.0.0-preview.34
 2. 发现新版本后显示“立即更新”；管理员点击后才排队 `DOWNLOAD`。更新器下载 manifest、签名和应用包，执行 RSA、SHA-256、版本、
    文件名和压缩包路径校验，通过后缓存到 `/var/lib/kaidi-update/cache/<version>`，业务服务继续运行。
 3. 页面实时轮询并依次显示下载已排队、下载中、校验中和 `READY/下载完成`；只有下载完成后才显示“立即更新并重启”。
-4. 管理员点击“立即更新并重启”，更新器预先调用宿主机已有的 `mysqldump`，备份权限为 `0600`，默认保留最近 5 份；程序不会安装 MySQL 或客户端。
+4. 管理员点击“立即更新并重启”，更新器默认不访问数据库；如运维已将 `KAIDI_DB_BACKUP_MODE=mysqldump` 写入 `/etc/kaidi/update.env`，才会调用宿主机已有的 `mysqldump`，备份权限为 `0600`，默认保留最近 5 份。程序不会安装 MySQL 或客户端。
 5. 更新器安装并保护新版本目录，原子切换 `/opt/kaidi/current`（宝塔手动部署才使用
    `/www/wwwroot/kaidi/current`），停止并重启 systemd 管理的应用服务。
 6. 健康端点、静态首页和运行版本全部通过后，页面等待 10 秒自动刷新；期间断线或命令响应丢失由前端状态重同步恢复。任一检查失败则切回上一应用版本，
-   保留数据库备份和事务证据供人工处理。
+   如果启用了 `mysqldump` 模式则保留数据库备份；否则保留事务证据供人工处理。
 
 忙碌期间检查、下载和安装按钮保持禁用，防止重复请求；10 秒只用于成功后的页面刷新，不延迟服务端切换。数据库迁移必须至少保持一个版本向后兼容。
 查看状态和日志：
@@ -310,7 +324,7 @@ cat /var/lib/kaidi-update/status.json
 ```bash
 KAIDI_RELEASE_SIGNING_KEY=/secure/release-signing-private.pem \
 KAIDI_TRUSTED_RELEASE_PUBLIC_KEY_SHA256=807c6aec1dc3f7ce494db16aa9d763c66f292033c38f328afd0390d2715a8cd9 \
-  ./scripts/package-release.sh 1.0.0-preview.34
+  ./scripts/package-release.sh 1.0.0-preview.44
 KAIDI_TRUSTED_RELEASE_PUBLIC_KEY_SHA256=807c6aec1dc3f7ce494db16aa9d763c66f292033c38f328afd0390d2715a8cd9 \
   ./scripts/verify-release.sh dist/release
 ```

backend/src/main/java/com/kaidi/finance/setup/SetupService.java

@@ -57,7 +57,7 @@ public class SetupService {
     public SetupService(SetupProperties properties) {
         this.properties = properties;
         if (properties.tokenSha256() == null || !properties.tokenSha256().matches("(?i)[0-9a-f]{64}")) {
-            throw new IllegalStateException("FINANCE_SETUP_TOKEN_SHA256 must be a 64-character SHA-256 value");
+            throw new IllegalStateException("FINANCE_SETUP_TOKEN_SHA256 必须是 64 位 SHA-256 值");
         }
         if (Files.exists(Path.of(properties.markerFile()))) {
             locked.set(true);
@@ -79,15 +79,14 @@ public class SetupService {
             // Connection testing is useful for diagnostics, but the current business SQL/migration
             // baseline is MySQL-specific. Do not allow an apparently successful test to produce a
             // database that the main application cannot start against.
-            ConnectionResult connection = testConnection(settings);
+            ConnectionResult connection = testConnection(settings, false);
             return new SetupViews.Connection(connection.successful(), settings.type().name(), connection.version(),
                 false, "PostgreSQL 连接可用，但当前 Preview 的业务迁移仅支持 MySQL 8.4");
         }
-        ConnectionResult connection = testConnection(settings);
+        ConnectionResult connection = testConnection(settings, false);
-        prepareDatabaseForInstallation(settings);
+        LOGGER.info("MySQL 只读连接测试通过，未执行数据库写操作，等待管理员确认完成安装");
-        validateSchemaForInstallation(settings);
+        return new SetupViews.Connection(true, settings.type().name(), connection.version(), false,
-        return new SetupViews.Connection(true, settings.type().name(), connection.version(), true,
+            "MySQL 8.4 只读连接验证通过；尚未修改数据库，点击完成安装后才会执行迁移");
-            "MySQL 8.4 连接、排序规则和完整迁移权限验证通过");
     }
 
     public SetupViews.Completed complete(SetupContracts.CompleteRequest request) {
@@ -105,7 +104,10 @@ public class SetupService {
         }
         synchronized (this) {
             ensureOpen();
-            ConnectionResult connection = testConnection(settings);
+            // The explicit completion action is the point at which the operator
+            // authorizes schema changes and migration privilege checks.
+            LOGGER.info("管理员已确认完成安装，开始执行 MySQL 迁移和管理员初始化");
+            ConnectionResult connection = testConnection(settings, true);
             if (!connection.successful()) {
                 throw new SetupException(org.springframework.http.HttpStatus.UNPROCESSABLE_ENTITY,
                     "DATABASE_CONNECTION_FAILED", "数据库连接失败，请检查地址、端口、库名和账号");
@@ -145,7 +147,7 @@ public class SetupService {
             if (exception instanceof SetupException setupException) {
                 throw setupException;
             }
-            LOGGER.error("Database migration or administrator initialization failed", exception);
+            LOGGER.error("数据库迁移或管理员初始化失败", exception);
             throw new SetupException(org.springframework.http.HttpStatus.UNPROCESSABLE_ENTITY,
                 "DATABASE_INITIALIZATION_FAILED", databaseInitializationFailureMessage(exception));
         }
@@ -167,14 +169,14 @@ public class SetupService {
                         "DATABASE_COLLATION_UNSUPPORTED", "数据库字符集或排序规则未能统一为 "
                         + MYSQL_CHARACTER_SET + "/" + MYSQL_COLLATION);
                 }
-                LOGGER.info("Normalized database {} from {}/{} to {}/{}", settings.database(),
+                LOGGER.info("已将数据库 {} 的字符集/排序规则从 {}/{} 统一为 {}/{}", settings.database(),
                     current.characterSet(), current.collation(), updated.characterSet(), updated.collation());
             }
             recoverV068CollationFailure(jdbc, settings.database());
         } catch (SetupException exception) {
             throw exception;
         } catch (RuntimeException exception) {
-            LOGGER.error("Database collation preparation failed", exception);
+            LOGGER.error("数据库字符集和排序规则准备失败", exception);
             SQLException sqlException = findSqlException(exception);
             String detail = sqlException == null
                 ? "数据库字符集和排序规则初始化失败：" + safeErrorMessage(exception)
@@ -242,7 +244,7 @@ public class SetupService {
             throw new SetupException(org.springframework.http.HttpStatus.CONFLICT,
                 "DATABASE_MIGRATION_RECOVERY_CONFLICT", "V068 迁移恢复状态已变化，请重新测试数据库连接");
         }
-        LOGGER.warn("Removed the recoverable failed {} history row after database collation normalization",
+        LOGGER.warn("数据库字符集统一后已移除可恢复的失败迁移记录 {}",
             RECOVERABLE_V068_SCRIPT);
     }
 
@@ -282,16 +284,16 @@ public class SetupService {
         } catch (SetupException exception) {
             throw exception;
         } catch (FlywayException exception) {
-            LOGGER.error("Database migration history validation failed", exception);
+            LOGGER.error("数据库迁移历史校验失败", exception);
             throw new SetupException(org.springframework.http.HttpStatus.UNPROCESSABLE_ENTITY,
                 "DATABASE_MIGRATION_STATE_INVALID",
                 "数据库迁移历史校验失败，请使用空数据库，或先修复已有迁移状态：" + safeErrorMessage(exception));
         } catch (RuntimeException exception) {
-            LOGGER.error("Database schema inspection failed", exception);
+            LOGGER.error("数据库结构检查失败", exception);
             SQLException sqlException = findSqlException(exception);
             String detail = sqlException == null
                 ? "数据库结构检查失败：" + safeErrorMessage(exception)
-                : databaseConnectionFailureMessage(sqlException);
+                : databaseConnectionFailureMessage(sqlException, true);
             throw new SetupException(org.springframework.http.HttpStatus.UNPROCESSABLE_ENTITY,
                 "DATABASE_SCHEMA_INSPECTION_FAILED", detail);
         }
@@ -410,37 +412,46 @@ public class SetupService {
         }
     }
 
-    private ConnectionResult testConnection(DatabaseSettings settings) {
+    private ConnectionResult testConnection(DatabaseSettings settings, boolean verifyPrivileges) {
         try (Connection connection = DriverManager.getConnection(settings.jdbcUrl(), settings.username(),
-            settings.password()); Statement statement = connection.createStatement()) {
+            settings.password())) {
-            statement.setQueryTimeout(10);
+            // A connection test must not create or mutate database objects. JDBC metadata
-            String version;
+            // is supplied by the handshake and avoids issuing SELECT/DDL/DML in the test step.
-            try (ResultSet result = statement.executeQuery("SELECT VERSION()")) {
+            String version = connection.getMetaData().getDatabaseProductVersion();
-                result.next();
+            if (version == null || version.isBlank()) {
-                version = result.getString(1);
+                version = "unknown";
             }
             if (settings.type() == DatabaseType.MYSQL && !version.startsWith("8.4.")) {
                 throw new SetupException(org.springframework.http.HttpStatus.UNPROCESSABLE_ENTITY,
                     "MYSQL_VERSION_UNSUPPORTED", "当前版本要求 MySQL 8.4.x，检测到 " + version);
             }
-            verifyMigrationPrivileges(connection, statement, settings.type());
+            if (verifyPrivileges) {
+                try (Statement statement = connection.createStatement()) {
+                    statement.setQueryTimeout(10);
+                    verifyMigrationPrivileges(connection, statement, settings.type());
+                }
+            }
             return new ConnectionResult(true, version);
         } catch (SQLException exception) {
-            LOGGER.warn("Database connection or migration privilege verification failed: SQL state={}, errorCode={}",
+            LOGGER.warn(verifyPrivileges
+                    ? "数据库连接或迁移权限验证失败：SQLState={}，错误码={}"
+                    : "数据库只读连接测试失败：SQLState={}，错误码={}",
                 exception.getSQLState(), exception.getErrorCode(), exception);
             throw new SetupException(org.springframework.http.HttpStatus.UNPROCESSABLE_ENTITY,
-                "DATABASE_CONNECTION_FAILED", databaseConnectionFailureMessage(exception));
+                "DATABASE_CONNECTION_FAILED", databaseConnectionFailureMessage(exception, verifyPrivileges));
         }
     }
 
-    private String databaseConnectionFailureMessage(SQLException exception) {
+    private String databaseConnectionFailureMessage(SQLException exception, boolean verifyPrivileges) {
         if (isPermissionError(exception)) {
-            return "数据库账号缺少完整迁移权限" + sqlErrorSummary(exception);
+            return (verifyPrivileges ? "数据库账号缺少完整迁移权限" : "数据库账号无权建立连接")
+                + sqlErrorSummary(exception);
         }
         if (exception.getSQLState() != null && exception.getSQLState().startsWith("08")) {
             return "数据库连接超时或中断" + sqlErrorSummary(exception);
         }
-        return "数据库连接或完整迁移权限验证失败" + sqlErrorSummary(exception);
+        return (verifyPrivileges ? "数据库连接或完整迁移权限验证失败" : "数据库只读连接测试失败")
+            + sqlErrorSummary(exception);
     }
 
     private String databaseInitializationFailureMessage(Throwable exception) {
@@ -510,14 +521,14 @@ public class SetupService {
                 try (Statement call = connection.createStatement();
                      ResultSet result = call.executeQuery("CALL " + routine + "()")) {
                     if (!result.next() || result.getInt(1) != 1) {
-                        throw new SQLException("Migration privilege routine probe returned an invalid result");
+                        throw new SQLException("迁移权限存储过程探针返回了无效结果");
                     }
                 }
                 statement.execute("INSERT INTO " + parentTable + " (id) VALUES (1)");
                 statement.execute("INSERT INTO " + childTable + " (id, parent_id, note) VALUES (1, 1, 'probe')");
                 try (ResultSet result = statement.executeQuery("SELECT note FROM " + childTable + " WHERE id = 1")) {
                     if (!result.next() || !"probe".equals(result.getString(1))) {
-                        throw new SQLException("Migration privilege SELECT probe returned an invalid result");
+                        throw new SQLException("迁移权限 SELECT 探针返回了无效结果");
                     }
                 }
                 statement.execute("CREATE TEMPORARY TABLE " + temporaryTable

backend/src/main/java/com/kaidi/finance/shared/api/GlobalExceptionHandler.java

@@ -81,10 +81,10 @@ public class GlobalExceptionHandler {
     @ExceptionHandler(Exception.class)
     public ResponseEntity<ProblemDetail> handleUnexpected(Exception exception, HttpServletRequest request) {
         if (isLockFailure(exception)) {
-            log.warn("Concurrent database modification requestId={}", RequestContext.requestId(), exception);
+            log.warn("并发数据库修改 requestId={}", RequestContext.requestId(), exception);
             return concurrentModification(request);
         }
-        log.error("Unhandled request failure requestId={}", RequestContext.requestId(), exception);
+        log.error("未处理的请求失败 requestId={}", RequestContext.requestId(), exception);
         return response(HttpStatus.INTERNAL_SERVER_ERROR, ErrorCode.INTERNAL_ERROR.name(),
             "系统处理失败，请使用请求编号联系管理员", Map.of(), request);
     }

backend/src/main/java/com/kaidi/finance/shared/audit/AuditMapper.java

@@ -22,6 +22,54 @@ public interface AuditMapper {
         """)
     int insert(AuditEntry entry);
 
+    @Select("""
+        SELECT request_id, user_public_id, username, active_role, company_public_id, project_public_id,
+               CAST(after_json AS CHAR) AS after_json, ip_address, user_agent
+        FROM audit_log
+        WHERE object_type = 'SYSTEM_UPDATE'
+          AND action_code = #{actionCode}
+          AND request_id = #{requestId}
+        ORDER BY id DESC
+        LIMIT 1
+        """)
+    SystemUpdateAuditSource findSystemUpdateSourceByRequestId(@Param("requestId") String requestId,
+                                                               @Param("actionCode") String actionCode);
+
+    @Select("""
+        SELECT request_id, user_public_id, username, active_role, company_public_id, project_public_id,
+               CAST(after_json AS CHAR) AS after_json, ip_address, user_agent
+        FROM audit_log
+        WHERE object_type = 'SYSTEM_UPDATE'
+          AND action_code = #{actionCode}
+          AND (
+            JSON_UNQUOTE(JSON_EXTRACT(after_json, '$.targetVersion')) = #{targetVersion}
+            OR JSON_UNQUOTE(JSON_EXTRACT(after_json, '$.latestVersion')) = #{targetVersion}
+          )
+          AND created_at >= DATE_SUB(#{completedAt}, INTERVAL 7 DAY)
+          AND created_at <= DATE_ADD(#{completedAt}, INTERVAL 5 MINUTE)
+        ORDER BY id DESC
+        LIMIT 1
+        """)
+    SystemUpdateAuditSource findSystemUpdateSourceByVersion(@Param("targetVersion") String targetVersion,
+                                                             @Param("actionCode") String actionCode,
+                                                             @Param("completedAt") LocalDateTime completedAt);
+
+    @Insert("""
+        INSERT INTO audit_log (
+            public_id, request_id, user_public_id, username, active_role, company_public_id,
+            project_public_id, action_code, object_type, object_public_id, result_code, reason,
+            before_json, after_json, ip_address, user_agent, dedupe_key, created_at
+        ) VALUES (
+            #{entry.publicId}, #{entry.requestId}, #{entry.userPublicId}, #{entry.username}, #{entry.activeRole},
+            #{entry.companyPublicId}, #{entry.projectPublicId}, #{entry.actionCode}, #{entry.objectType},
+            #{entry.objectPublicId}, #{entry.resultCode}, #{entry.reason}, #{entry.beforeJson}, #{entry.afterJson},
+            #{entry.ipAddress}, #{entry.userAgent}, #{dedupeKey}, #{occurredAt}
+        )
+        ON DUPLICATE KEY UPDATE dedupe_key = #{dedupeKey}
+        """)
+    int insertSystemUpdateTerminal(@Param("entry") AuditEntry entry, @Param("dedupeKey") String dedupeKey,
+                                   @Param("occurredAt") LocalDateTime occurredAt);
+
     @Select("""
         SELECT created_at, ip_address, user_agent
         FROM audit_log
@@ -36,4 +84,9 @@ public interface AuditMapper {
 
     record LoginAuditRow(LocalDateTime occurredAt, String ipAddress, String userAgent) {
     }
+
+    record SystemUpdateAuditSource(String requestId, String userPublicId, String username, String activeRole,
+                                   String companyPublicId, String projectPublicId, String afterJson,
+                                   String ipAddress, String userAgent) {
+    }
 }

backend/src/main/java/com/kaidi/finance/shared/audit/AuditService.java

@@ -7,6 +7,16 @@ import com.kaidi.finance.shared.id.UlidGenerator;
 import com.kaidi.finance.shared.infrastructure.RequestContext;
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpSession;
+import java.nio.charset.StandardCharsets;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.time.Instant;
+import java.time.LocalDateTime;
+import java.time.ZoneOffset;
+import java.util.HexFormat;
+import java.util.LinkedHashMap;
+import java.util.Locale;
+import java.util.Map;
 import org.springframework.security.core.Authentication;
 import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.stereotype.Service;
@@ -54,6 +64,71 @@ public class AuditService {
             null, null);
     }
 
+    /**
+     * Persists the updater's terminal state as a separate immutable audit event.
+     *
+     * The shell updater finishes while the application is restarting, so this method is invoked by the first
+     * successful status read after restart.  A database-level dedupe key makes repeated polling and application
+     * restarts idempotent.  When possible the terminal event inherits the actor and request id from the original
+     * download/install request; legacy status files without a request id fall back to the most recent matching
+     * target version.
+     *
+     * @return the stable dedupe key, or {@code null} when the supplied state is not persistable
+     */
+    public String recordSystemUpdateTerminal(String updateRequestId, String updateAction, String state,
+                                             String targetVersion, String message, Instant updatedAt) {
+        String normalizedState = normalizeTerminalState(state);
+        String normalizedVersion = clean(targetVersion, 128);
+        if (normalizedState == null || normalizedVersion == null || updatedAt == null) return null;
+
+        String normalizedRequestId = validRequestId(updateRequestId) ? updateRequestId : null;
+        String normalizedAction = clean(updateAction, 16);
+        if (normalizedAction != null) normalizedAction = normalizedAction.toUpperCase(Locale.ROOT);
+        String sourceAction = sourceAction(normalizedState, normalizedAction);
+        AuditMapper.SystemUpdateAuditSource source = findSystemUpdateSource(
+            normalizedRequestId, normalizedVersion, sourceAction, updatedAt);
+        if (source == null && normalizedAction == null && !"SYSTEM_UPDATE_DOWNLOAD_REQUEST".equals(sourceAction)) {
+            source = findSystemUpdateSource(normalizedRequestId, normalizedVersion,
+                "SYSTEM_UPDATE_DOWNLOAD_REQUEST", updatedAt);
+        }
+
+        String correlation = normalizedRequestId == null
+            ? normalizedVersion + '|' + normalizedState + '|' + updatedAt
+            : normalizedRequestId + '|' + normalizedState;
+        String dedupeKey = "SYSUPD:" + sha256(correlation);
+        String terminalAction = switch (normalizedState) {
+            case "SUCCEEDED" -> "SYSTEM_UPDATE_SUCCEEDED";
+            case "RECOVERY_REQUIRED" -> "SYSTEM_UPDATE_RECOVERY_REQUIRED";
+            default -> "SYSTEM_UPDATE_FAILED";
+        };
+        String result = "SUCCEEDED".equals(normalizedState)
+            ? "SUCCESS" : ("RECOVERY_REQUIRED".equals(normalizedState) ? "BLOCKED" : "FAILED");
+        String terminalReason = truncate(sanitizeReason(clean(message, 1000)), 500);
+
+        Map<String, Object> terminal = new LinkedHashMap<>();
+        terminal.put("state", normalizedState);
+        terminal.put("targetVersion", normalizedVersion);
+        terminal.put("message", terminalReason == null ? "" : terminalReason);
+        terminal.put("updatedAt", updatedAt);
+        if (normalizedAction != null) terminal.put("action", normalizedAction);
+        if (normalizedRequestId != null) terminal.put("requestId", normalizedRequestId);
+
+        Actor actor = source == null
+            ? currentActor() : new Actor(source.userPublicId(), source.username(), source.activeRole());
+        AuditEntry entry = new AuditEntry(
+            ulidGenerator.next(), source == null ? RequestContext.requestId() : source.requestId(),
+            actor.publicId(), actor.username(), actor.activeRole(),
+            source == null ? null : source.companyPublicId(), source == null ? null : source.projectPublicId(),
+            terminalAction, "SYSTEM_UPDATE", "SYSTEM_UPDATE", result, terminalReason,
+            source == null ? null : source.afterJson(), json(terminal),
+            source == null ? clientIp() : source.ipAddress(), source == null
+                ? truncate(request.getHeader("User-Agent"), 500) : source.userAgent()
+        );
+        auditMapper.insertSystemUpdateTerminal(entry, dedupeKey,
+            LocalDateTime.ofInstant(updatedAt, ZoneOffset.UTC));
+        return dedupeKey;
+    }
+
     private void insert(Actor actor, String companyPublicId, String projectPublicId, String action,
                         String objectType, String objectPublicId, String result, String reason,
                         Object before, Object after) {
@@ -76,6 +151,49 @@ public class AuditService {
         return new Actor(null, null, null);
     }
 
+    private AuditMapper.SystemUpdateAuditSource findSystemUpdateSource(String requestId, String targetVersion,
+                                                                       String actionCode, Instant completedAt) {
+        AuditMapper.SystemUpdateAuditSource source = requestId == null
+            ? null : auditMapper.findSystemUpdateSourceByRequestId(requestId, actionCode);
+        return source == null ? auditMapper.findSystemUpdateSourceByVersion(targetVersion, actionCode,
+            LocalDateTime.ofInstant(completedAt, ZoneOffset.UTC)) : source;
+    }
+
+    private static String normalizeTerminalState(String state) {
+        String normalized = clean(state, 32);
+        if (normalized == null) return null;
+        normalized = normalized.toUpperCase(Locale.ROOT);
+        return switch (normalized) {
+            case "SUCCEEDED", "FAILED", "RECOVERY_REQUIRED" -> normalized;
+            default -> null;
+        };
+    }
+
+    private static String sourceAction(String state, String action) {
+        if ("SUCCEEDED".equals(state) || "INSTALL".equals(action)) return "SYSTEM_UPDATE_REQUEST";
+        if ("DOWNLOAD".equals(action)) return "SYSTEM_UPDATE_DOWNLOAD_REQUEST";
+        return "SYSTEM_UPDATE_REQUEST";
+    }
+
+    private static boolean validRequestId(String requestId) {
+        return requestId != null && requestId.matches("^[0-9A-HJKMNP-TV-Z]{26}$");
+    }
+
+    private static String clean(String value, int max) {
+        if (value == null || value.isBlank()) return null;
+        String cleaned = value.trim();
+        return cleaned.length() <= max ? cleaned : cleaned.substring(0, max);
+    }
+
+    private static String sha256(String value) {
+        try {
+            return HexFormat.of().formatHex(MessageDigest.getInstance("SHA-256")
+                .digest(value.getBytes(StandardCharsets.UTF_8)));
+        } catch (NoSuchAlgorithmException exception) {
+            throw new IllegalStateException("SHA-256 is unavailable", exception);
+        }
+    }
+
     private String json(Object value) {
         if (value == null) {
             return null;

backend/src/main/java/com/kaidi/finance/shared/audit/DeniedAccessAuditService.java

@@ -39,7 +39,7 @@ public class DeniedAccessAuditService {
         try {
             writer.record(method, uri, status.value(), errorCode);
         } catch (RuntimeException exception) {
-            log.error("Denied access audit failed requestId={} method={} uri={} code={}",
+            log.error("拒绝访问审计写入失败 requestId={} method={} uri={} code={}",
                 RequestContext.requestId(), method, uri, errorCode, exception);
         }
     }

backend/src/main/java/com/kaidi/finance/shared/file/FileApplicationService.java

@@ -372,7 +372,7 @@ public class FileApplicationService {
             try {
                 Files.delete(source);
             } catch (IOException exception) {
-                LOGGER.warn("Failed to remove duplicate quarantine source for file {}", plan.publicId(), exception);
+                LOGGER.warn("删除文件 {} 的重复隔离源失败", plan.publicId(), exception);
             }
         }
         return result;

backend/src/main/java/com/kaidi/finance/update/application/SystemUpdateApplicationService.java

@@ -36,12 +36,16 @@ import java.util.List;
 import java.util.Locale;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.http.HttpStatus;
 import org.springframework.stereotype.Service;
 
 @Service
 public class SystemUpdateApplicationService {
 
+    private static final Logger log = LoggerFactory.getLogger(SystemUpdateApplicationService.class);
+
     private static final int MAX_MANIFEST_BYTES = 64 * 1024;
     private static final int MAX_RELEASE_API_BYTES = 256 * 1024;
     private static final int MAX_STATUS_BYTES = 64 * 1024;
@@ -71,6 +75,7 @@ public class SystemUpdateApplicationService {
     private final HttpClient httpClient;
     private volatile ReleaseManifest lastManifest;
     private volatile Instant lastCheckedAt;
+    private volatile String lastTerminalAuditFingerprint;
 
     public SystemUpdateApplicationService(SystemUpdateProperties properties,
                                           AuthorizationService authorizationService,
@@ -90,7 +95,9 @@ public class SystemUpdateApplicationService {
 
     public SystemUpdateView status() {
         requireIsolatedSystemAdministrator();
-        return view(lastManifest, readStatus());
+        UpdateStatus status = readStatus();
+        persistTerminalAudit(status);
+        return view(lastManifest, status);
     }
 
     public SystemUpdateView check() {
@@ -99,7 +106,9 @@ public class SystemUpdateApplicationService {
         ReleaseManifest manifest = fetchManifest();
         lastManifest = manifest;
         lastCheckedAt = Instant.now();
-        SystemUpdateView result = view(manifest, readStatus());
+        UpdateStatus status = readStatus();
+        persistTerminalAudit(status);
+        SystemUpdateView result = view(manifest, status);
         auditService.record("SYSTEM_UPDATE_CHECK", "SYSTEM_UPDATE", "SYSTEM_UPDATE", "SUCCESS", null, null,
             result);
         return result;
@@ -120,6 +129,7 @@ public class SystemUpdateApplicationService {
             throw validation("当前已是相同或更高版本");
         }
         UpdateStatus currentStatus = readStatus();
+        persistTerminalAudit(currentStatus);
         if ("READY".equals(currentStatus.state()) && requested.equals(currentStatus.targetVersion())) {
             throw validation("该版本已经下载并通过校验，请确认安装");
         }
@@ -137,6 +147,7 @@ public class SystemUpdateApplicationService {
         requireConfigured();
         String requested = request.version().trim();
         UpdateStatus ready = readStatus();
+        persistTerminalAudit(ready);
         if (!"READY".equals(ready.state()) || !requested.equals(ready.targetVersion())) {
             throw validation("该版本尚未完成下载和签名校验");
         }
@@ -369,7 +380,8 @@ public class SystemUpdateApplicationService {
                     "已有系统更新请求等待执行");
             }
             writeRequest(requestFile, version, reason, action);
-            UpdateStatus queued = new UpdateStatus(queuedState, queuedMessage, version, Instant.now());
+            UpdateStatus queued = new UpdateStatus(queuedState, queuedMessage, version, Instant.now(),
+                RequestContext.requestId(), action);
             return new QueueTransition(currentStatus, queued);
         } catch (IOException exception) {
             throw storage("系统更新队列锁定失败");
@@ -431,7 +443,8 @@ public class SystemUpdateApplicationService {
                 blank(root.path("targetVersion").asText(null)), parseInstant(root.path("updatedAt").asText(null)),
                 nonNegativeLong(root, "downloadedBytes"), nonNegativeLong(root, "totalBytes"),
                 nonNegativeLong(root, "bytesPerSecond"), boundedInteger(root, "downloadPercent", 0, 100),
-                boundedInteger(root, "restartExpectedSeconds", 0, 300));
+                boundedInteger(root, "restartExpectedSeconds", 0, 300),
+                boundedText(root, "requestId", 64), updateAction(root.path("action").asText(null)));
         } catch (IOException exception) {
             return new UpdateStatus("UNKNOWN", "更新状态读取失败", null, null);
         }
@@ -525,10 +538,13 @@ public class SystemUpdateApplicationService {
             String version = blank(root.path("version").asText(null));
             String action = root.path("action").asText("INSTALL").toUpperCase(Locale.ROOT);
             Instant requestedAt = parseInstant(root.path("requestedAt").asText(null));
+            String requestId = boundedText(root, "requestId", 64);
             if ("DOWNLOAD".equals(action)) {
-                return new UpdateStatus("DOWNLOAD_QUEUED", "下载请求已排队，等待更新服务处理", version, requestedAt);
+                return new UpdateStatus("DOWNLOAD_QUEUED", "下载请求已排队，等待更新服务处理", version,
+                    requestedAt, requestId, action);
             }
-            return new UpdateStatus("INSTALL_QUEUED", "安装请求已排队，等待更新服务处理", version, requestedAt);
+            return new UpdateStatus("INSTALL_QUEUED", "安装请求已排队，等待更新服务处理", version,
+                requestedAt, requestId, action);
         } catch (IOException exception) {
             return new UpdateStatus("UNKNOWN", "更新请求读取失败", null, null);
         }
@@ -631,6 +647,39 @@ public class SystemUpdateApplicationService {
         return parsed < minimum || parsed > maximum ? null : parsed;
     }
 
+    private static String boundedText(JsonNode root, String field, int maximum) {
+        JsonNode value = root.path(field);
+        if (!value.isTextual()) return null;
+        String parsed = blank(value.asText(null));
+        return parsed != null && parsed.length() <= maximum ? parsed : null;
+    }
+
+    private static String updateAction(String value) {
+        String action = blank(value);
+        if (action == null) return null;
+        action = action.toUpperCase(Locale.ROOT);
+        return "DOWNLOAD".equals(action) || "INSTALL".equals(action) ? action : null;
+    }
+
+    private void persistTerminalAudit(UpdateStatus status) {
+        if (status == null || status.updatedAt() == null || status.targetVersion() == null
+            || !("SUCCEEDED".equals(status.state()) || "FAILED".equals(status.state())
+            || "RECOVERY_REQUIRED".equals(status.state()))) {
+            return;
+        }
+        String fingerprint = String.join("|", status.state(), String.valueOf(status.requestId()),
+            status.targetVersion(), status.updatedAt().toString(), String.valueOf(status.action()));
+        if (fingerprint.equals(lastTerminalAuditFingerprint)) return;
+        try {
+            String persistedKey = auditService.recordSystemUpdateTerminal(status.requestId(), status.action(),
+                status.state(), status.targetVersion(), status.message(), status.updatedAt());
+            if (persistedKey != null) lastTerminalAuditFingerprint = fingerprint;
+        } catch (RuntimeException exception) {
+            log.warn("系统更新终态审计写入失败：state={}, targetVersion={}", status.state(),
+                status.targetVersion(), exception);
+        }
+    }
+
     private BusinessException validation(String message) {
         return new BusinessException(HttpStatus.UNPROCESSABLE_ENTITY, ErrorCode.VALIDATION_FAILED, message);
     }
@@ -649,9 +698,15 @@ public class SystemUpdateApplicationService {
 
     private record UpdateStatus(String state, String message, String targetVersion, Instant updatedAt,
                                 Long downloadedBytes, Long totalBytes, Long bytesPerSecond,
-                                Integer downloadPercent, Integer restartExpectedSeconds) {
+                                Integer downloadPercent, Integer restartExpectedSeconds,
+                                String requestId, String action) {
         private UpdateStatus(String state, String message, String targetVersion, Instant updatedAt) {
-            this(state, message, targetVersion, updatedAt, null, null, null, null, null);
+            this(state, message, targetVersion, updatedAt, null, null, null, null, null, null, null);
+        }
+
+        private UpdateStatus(String state, String message, String targetVersion, Instant updatedAt,
+                             String requestId, String action) {
+            this(state, message, targetVersion, updatedAt, null, null, null, null, null, requestId, action);
         }
     }
 

backend/src/main/resources/db/migration/V073__system_update_terminal_audit.sql

@@ -0,0 +1,3 @@
+ALTER TABLE audit_log
+    ADD COLUMN dedupe_key VARCHAR(96) NULL AFTER user_agent,
+    ADD UNIQUE KEY uk_audit_log_dedupe_key (dedupe_key);

backend/src/test/java/com/kaidi/finance/setup/SetupApplicationIntegrationTest.java

@@ -80,38 +80,16 @@ class SetupApplicationIntegrationTest {
             new HttpEntity<>(database), JsonNode.class);
         assertThat(tested.getStatusCode()).isEqualTo(HttpStatus.OK);
         assertThat(tested.getBody().path("data").path("successful").asBoolean()).isTrue();
-        assertThat(tested.getBody().path("data").path("schemaReady").asBoolean()).isTrue();
+        assertThat(tested.getBody().path("data").path("schemaReady").asBoolean()).isFalse();
         assertThat(tested.getBody().path("data").path("message").asText())
-            .contains("排序规则和完整迁移权限验证通过");
+            .contains("只读连接验证通过");
 
         try (Connection connection = DriverManager.getConnection(MYSQL.getJdbcUrl(), MYSQL.getUsername(),
             MYSQL.getPassword()); Statement statement = connection.createStatement()) {
-            try (ResultSet result = statement.executeQuery("""
+            try (ResultSet result = statement.executeQuery("SELECT default_collation_name FROM information_schema.schemata WHERE schema_name = DATABASE()")) {
-                SELECT
-                  (SELECT COUNT(*) FROM information_schema.tables
-                   WHERE table_schema = DATABASE() AND table_name LIKE 'kaidi_setup_probe_%')
-                  +
-                  (SELECT COUNT(*) FROM information_schema.routines
-                   WHERE routine_schema = DATABASE() AND routine_name LIKE 'kaidi_setup_probe_%')
-                """)) {
                 result.next();
-                assertThat(result.getInt(1)).isZero();
+                // A read-only connection test must not normalize the operator's schema.
-            }
+                assertThat(result.getString(1)).isNotEqualTo("utf8mb4_0900_ai_ci");
-            try (ResultSet result = statement.executeQuery("""
-                SELECT default_collation_name
-                FROM information_schema.schemata
-                WHERE schema_name = DATABASE()
-                """)) {
-                result.next();
-                assertThat(result.getString(1)).isEqualTo("utf8mb4_0900_ai_ci");
-            }
-            try (ResultSet result = statement.executeQuery("""
-                SELECT COUNT(*)
-                FROM flyway_schema_history
-                WHERE success = FALSE
-                """)) {
-                result.next();
-                assertThat(result.getInt(1)).isZero();
             }
         }
 

backend/src/test/java/com/kaidi/finance/shared/audit/AuditServiceTest.java

@@ -0,0 +1,83 @@
+package com.kaidi.finance.shared.audit;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.kaidi.finance.shared.id.UlidGenerator;
+import java.time.Instant;
+import java.time.LocalDateTime;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+import org.springframework.mock.web.MockHttpServletRequest;
+
+class AuditServiceTest {
+
+    @Test
+    void terminalUpdateInheritsTheOriginalActorAndProducesAStableDedupeKey() {
+        AuditMapper mapper = mock(AuditMapper.class);
+        UlidGenerator ulids = mock(UlidGenerator.class);
+        when(ulids.next()).thenReturn("01M00000000000000000000999");
+        when(mapper.findSystemUpdateSourceByRequestId(
+            "01M00000000000000000000092", "SYSTEM_UPDATE_REQUEST"))
+            .thenReturn(new AuditMapper.SystemUpdateAuditSource(
+                "01M00000000000000000000092", "01M00000000000000000000001", "admin", "SYSTEM_ADMIN",
+                null, null, "{\"state\":\"INSTALL_QUEUED\",\"targetVersion\":\"1.0.0-preview.44\"}",
+                "127.0.0.1", "fixture-agent"));
+        when(mapper.insertSystemUpdateTerminal(any(), anyString(), any())).thenReturn(1);
+        AuditService service = new AuditService(mapper, ulids, new ObjectMapper().findAndRegisterModules(),
+            new MockHttpServletRequest("GET", "/api/v1/admin/system-update"));
+        Instant completedAt = Instant.parse("2026-08-19T00:10:00Z");
+
+        String firstKey = service.recordSystemUpdateTerminal("01M00000000000000000000092", "INSTALL",
+            "SUCCEEDED", "1.0.0-preview.44", "新版本已通过健康检查", completedAt);
+        String secondKey = service.recordSystemUpdateTerminal("01M00000000000000000000092", "INSTALL",
+            "SUCCEEDED", "1.0.0-preview.44", "新版本已通过健康检查", completedAt);
+
+        assertEquals(firstKey, secondKey);
+        assertTrue(firstKey.startsWith("SYSUPD:"));
+        ArgumentCaptor<AuditEntry> entry = ArgumentCaptor.forClass(AuditEntry.class);
+        verify(mapper, org.mockito.Mockito.times(2)).insertSystemUpdateTerminal(entry.capture(),
+            org.mockito.ArgumentMatchers.eq(firstKey), any());
+        AuditEntry persisted = entry.getAllValues().get(0);
+        assertEquals("01M00000000000000000000092", persisted.requestId());
+        assertEquals("01M00000000000000000000001", persisted.userPublicId());
+        assertEquals("SYSTEM_UPDATE_SUCCEEDED", persisted.actionCode());
+        assertEquals("SUCCESS", persisted.resultCode());
+        assertTrue(persisted.beforeJson().contains("INSTALL_QUEUED"));
+        assertTrue(persisted.afterJson().contains("1.0.0-preview.44"));
+        assertTrue(persisted.afterJson().contains("SUCCEEDED"));
+    }
+
+    @Test
+    void legacyTerminalStatusFindsTheRecentInstallRequestByTargetVersion() {
+        AuditMapper mapper = mock(AuditMapper.class);
+        UlidGenerator ulids = mock(UlidGenerator.class);
+        when(ulids.next()).thenReturn("01M00000000000000000000998");
+        LocalDateTime completedAt = LocalDateTime.parse("2026-08-18T23:50:00");
+        when(mapper.findSystemUpdateSourceByVersion(
+            "1.0.0-preview.43", "SYSTEM_UPDATE_REQUEST", completedAt))
+            .thenReturn(new AuditMapper.SystemUpdateAuditSource(
+                "01M00000000000000000000088", "01M00000000000000000000001", "admin", "SYSTEM_ADMIN",
+                null, null, "{\"state\":\"INSTALL_QUEUED\",\"targetVersion\":\"1.0.0-preview.43\"}",
+                "127.0.0.1", "fixture-agent"));
+        when(mapper.insertSystemUpdateTerminal(any(), anyString(), any())).thenReturn(1);
+        AuditService service = new AuditService(mapper, ulids, new ObjectMapper().findAndRegisterModules(),
+            new MockHttpServletRequest("GET", "/api/v1/admin/system-update"));
+
+        service.recordSystemUpdateTerminal(null, null, "SUCCEEDED", "1.0.0-preview.43",
+            "Release 1.0.0-preview.43 is running", Instant.parse("2026-08-18T23:50:00Z"));
+
+        verify(mapper).findSystemUpdateSourceByVersion(
+            "1.0.0-preview.43", "SYSTEM_UPDATE_REQUEST", completedAt);
+        ArgumentCaptor<AuditEntry> entry = ArgumentCaptor.forClass(AuditEntry.class);
+        verify(mapper).insertSystemUpdateTerminal(entry.capture(), anyString(), any());
+        assertEquals("01M00000000000000000000088", entry.getValue().requestId());
+        assertEquals("SYSTEM_UPDATE_SUCCEEDED", entry.getValue().actionCode());
+    }
+}

backend/src/test/java/com/kaidi/finance/update/application/SystemUpdateApplicationServiceTest.java

@@ -6,6 +6,8 @@ import static org.junit.jupiter.api.Assertions.assertThrows;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
@@ -286,6 +288,64 @@ class SystemUpdateApplicationServiceTest {
         }
     }
 
+    @Test
+    void persistsCorrelatedTerminalUpdateAuditOnlyOncePerApplicationProcess() throws Exception {
+        Path inbox = Files.createDirectory(tempDir.resolve("terminal-inbox"));
+        Path statusFile = tempDir.resolve("terminal-status.json");
+        Files.writeString(statusFile, """
+            {"state":"SUCCEEDED","message":"新版本已通过健康检查","targetVersion":"1.0.0-preview.44",
+             "updatedAt":"2026-08-19T00:10:00Z","requestId":"01M00000000000000000000092",
+             "action":"INSTALL"}
+            """);
+        AuditService auditService = mock(AuditService.class);
+        when(auditService.recordSystemUpdateTerminal("01M00000000000000000000092", "INSTALL", "SUCCEEDED",
+            "1.0.0-preview.44", "新版本已通过健康检查", java.time.Instant.parse("2026-08-19T00:10:00Z")))
+            .thenReturn("SYSUPD:terminal");
+        SystemUpdateApplicationService service = serviceForStatus(inbox, statusFile, auditService);
+
+        assertEquals("SUCCEEDED", service.status().state());
+        assertEquals("SUCCEEDED", service.status().state());
+
+        verify(auditService, times(1)).recordSystemUpdateTerminal("01M00000000000000000000092", "INSTALL",
+            "SUCCEEDED", "1.0.0-preview.44", "新版本已通过健康检查",
+            java.time.Instant.parse("2026-08-19T00:10:00Z"));
+    }
+
+    @Test
+    void persistsLegacyTerminalStatusWithoutRequestCorrelation() throws Exception {
+        Path inbox = Files.createDirectory(tempDir.resolve("legacy-terminal-inbox"));
+        Path statusFile = tempDir.resolve("legacy-terminal-status.json");
+        Files.writeString(statusFile, """
+            {"state":"SUCCEEDED","message":"Release 1.0.0-preview.43 is running",
+             "targetVersion":"1.0.0-preview.43","updatedAt":"2026-08-18T23:50:00Z"}
+            """);
+        AuditService auditService = mock(AuditService.class);
+        when(auditService.recordSystemUpdateTerminal(null, null, "SUCCEEDED", "1.0.0-preview.43",
+            "Release 1.0.0-preview.43 is running", java.time.Instant.parse("2026-08-18T23:50:00Z")))
+            .thenReturn("SYSUPD:legacy");
+        SystemUpdateApplicationService service = serviceForStatus(inbox, statusFile, auditService);
+
+        assertEquals("SUCCEEDED", service.status().state());
+
+        verify(auditService).recordSystemUpdateTerminal(null, null, "SUCCEEDED", "1.0.0-preview.43",
+            "Release 1.0.0-preview.43 is running", java.time.Instant.parse("2026-08-18T23:50:00Z"));
+    }
+
+    private SystemUpdateApplicationService serviceForStatus(Path inbox, Path statusFile, AuditService auditService) {
+        SystemUpdateProperties properties = new SystemUpdateProperties(true, "1.0.0-preview.43", null,
+            "https://release.fixture.invalid/", null, null, inbox.resolve("request.json"), statusFile,
+            Duration.ofSeconds(2), Duration.ofSeconds(2), true);
+        AuthorizationService authorization = mock(AuthorizationService.class);
+        when(authorization.hasPermission(any())).thenReturn(true);
+        IdentityContext identity = mock(IdentityContext.class);
+        when(identity.requireActiveRole()).thenReturn("SYSTEM_ADMIN");
+        when(identity.requirePrincipal()).thenReturn(new FinancePrincipal(1, "01M00000000000000000000001",
+            "admin", "系统管理员", "信息中心", false,
+            List.of(new RoleAssignment(1, "SYSTEM_ADMIN", "系统管理员", "系统治理"))));
+        return new SystemUpdateApplicationService(properties, authorization, identity, auditService,
+            new ObjectMapper());
+    }
+
     @Test
     void checksConfiguredManifestAndQueuesOnlyItsLatestVersion() throws Exception {
         HttpServer server = HttpServer.create(new InetSocketAddress("127.0.0.1", 0), 0);

deploy/baota-init.sh

@@ -9,19 +9,53 @@ CONFIG_ROOT=/etc/kaidi
 STATE_ROOT=/var/lib/kaidi
 UPDATE_STATE_ROOT=/var/lib/kaidi-update
 LOG_ROOT=/var/log/kaidi
-UPDATER_ROOT=/opt/kaidi/bin
 PUBLIC_KEY_SHA256=807c6aec1dc3f7ce494db16aa9d763c66f292033c38f328afd0390d2715a8cd9
 RELEASE_API_URL=https://git.awaioi.com/api/v1/repos/ERP-Team/kaidi/releases/latest
 INIT_ARMED=false
 INIT_COMMITTED=false
 INIT_RELEASE_ROOT=
 INIT_APP_ROOT=
+LOG_LOCALE=${KAIDI_LOG_LOCALE:-zh-CN}
+SERVICE_USER_CREATED=false
+SERVICE_GROUP_CREATED=false
+CREATED_PATHS=()
 
-log() { printf '[kaidi-baota-init] %s\n' "$*"; }
+localize_message() {
-die() { printf '[kaidi-baota-init] ERROR: %s\n' "$*" >&2; exit 1; }
+  local message=$1
+  [ "$LOG_LOCALE" = en ] && { printf '%s' "$message"; return; }
+  case "$message" in
+    "Run with sudo or as root") printf '请使用 sudo 或 root 运行' ;;
+    "Baota initialization only supports Linux") printf '宝塔初始化仅支持 Linux' ;;
+    "Extract the release"*) printf '请先将发布包解压到 APP_ROOT/releases/VERSION' ;;
+    "The supported Baota project root"*) printf '宝塔项目根目录必须是 /www/wwwroot/kaidi' ;;
+    "The extracted release is incomplete") printf '解压后的发布包不完整' ;;
+    "The extracted operations scripts are incomplete") printf '发布包中的运维脚本不完整' ;;
+    "The release public key is missing") printf '缺少发布公钥' ;;
+    "The release public-key fingerprint is invalid") printf '发布公钥指纹不匹配' ;;
+    "Existing user "*" has unexpected home directory "*) printf '现有用户目录不符合 Kaidi 约定：%s' "${message#Existing user }" ;;
+    "Existing user "*" is not a member"*) printf '现有 Kaidi 用户不属于服务用户组' ;;
+    "A nologin shell is required") printf '服务用户必须使用 nologin shell' ;;
+    *" contains a line break") printf '配置项包含换行符，已拒绝：%s' "${message%% contains a line break*}" ;;
+    "find is required"|"openssl is required"|"sha256sum is required") printf '缺少初始化依赖命令：%s' "${message%% is required}" ;;
+    "Kaidi is already initialized"*) printf 'Kaidi 已初始化，请先执行卸载流程再重新安装' ;;
+    "The old kaidi-finance.service"*) printf '检测到旧 kaidi-finance.service，请先执行卸载流程' ;;
+    "Old Kaidi update units"*) printf '检测到旧 Kaidi 更新单元，请先执行卸载流程' ;;
+    "The Baota current release link"*) printf '宝塔 current 发布链接已存在，请先执行卸载流程' ;;
+    "Port must be an integer"*) printf '端口必须是 1024 到 65535 的整数' ;;
+    "Initialization failed"*) printf '初始化失败，本次创建的文件已回滚，可以修正原因后重试' ;;
+    "Manual deployment is initialized"*) printf '宝塔手动部署初始化完成：%s' "${message#Manual deployment is initialized for Kaidi Finance }" ;;
+    "Create the Baota Spring Boot project"*) printf '请在宝塔创建 Spring Boot 项目，项目路径：%s' "${message#Create the Baota Spring Boot project with }" ;;
+    "Baota environment variables: leave empty") printf '宝塔环境变量请全部留空' ;;
+    "Setup code: "*) printf '安装码位置：%s' "${message#Setup code: }" ;;
+    *) printf '%s' "$message" ;;
+  esac
+}
+
+log() { printf '[kaidi-baota-init] %s\n' "$(localize_message "$*")"; }
+die() { printf '[kaidi-baota-init] 错误：%s\n' "$(localize_message "$*")" >&2; exit 1; }
 
 rollback_initialization() {
-  local rc=$?
+  local rc=$? index path service_uid
   trap - EXIT HUP INT TERM
   if [ "$rc" -ne 0 ] && [ "$INIT_ARMED" = true ] && [ "$INIT_COMMITTED" != true ]; then
     systemctl disable --now kaidi-update.path >/dev/null 2>&1 || true
@@ -29,13 +63,25 @@ rollback_initialization() {
     rm -f /etc/systemd/system/kaidi-update.service /etc/systemd/system/kaidi-update.path
     systemctl daemon-reload >/dev/null 2>&1 || true
     rm -f "$CONFIG_ROOT/kaidi.env" "$CONFIG_ROOT/update.env" \
-      "$CONFIG_ROOT/release-public.pem" "$UPDATER_ROOT/update.sh" \
+      "$CONFIG_ROOT/release-public.pem" \
       "$UPDATE_STATE_ROOT/status.json" /root/kaidi-first-login.txt
     rm -f "$INIT_APP_ROOT/current.next"
     if [ -n "$INIT_RELEASE_ROOT" ] \
       && [ "$(readlink "$INIT_APP_ROOT/current" 2>/dev/null || true)" = "$INIT_RELEASE_ROOT" ]; then
       rm -f "$INIT_APP_ROOT/current"
     fi
+    rm -f "$CONFIG_ROOT"/*.next.* "$UPDATE_STATE_ROOT"/*.next.* "$STATE_ROOT/setup"/*.next.*
+    if [ "$SERVICE_USER_CREATED" = true ]; then
+      service_uid=$(id -u "$SERVICE_USER" 2>/dev/null || true)
+      [ -z "$service_uid" ] || userdel --force "$SERVICE_USER" >/dev/null 2>&1 || true
+    fi
+    if [ "$SERVICE_GROUP_CREATED" = true ]; then
+      groupdel "$SERVICE_GROUP" >/dev/null 2>&1 || true
+    fi
+    for ((index=${#CREATED_PATHS[@]} - 1; index >= 0; index--)); do
+      path=${CREATED_PATHS[$index]}
+      rmdir -- "$path" >/dev/null 2>&1 || true
+    done
     log "Initialization failed; files created by this attempt were rolled back and the command can be retried"
   fi
   exit "$rc"
@@ -49,6 +95,10 @@ sha256_file() {
   sha256sum "$1" | awk '{print $1}'
 }
 
+record_path() {
+  [ -e "$1" ] || [ -L "$1" ] || CREATED_PATHS+=("$1")
+}
+
 random_secret() {
   openssl rand -base64 36 | tr -d '\n/+=' | cut -c1-36
 }
@@ -74,6 +124,7 @@ ensure_service_identity() {
   local existing_home nologin_path
   if ! getent group "$SERVICE_GROUP" >/dev/null 2>&1; then
     groupadd --system "$SERVICE_GROUP"
+    SERVICE_GROUP_CREATED=true
   fi
   if id "$SERVICE_USER" >/dev/null 2>&1; then
     existing_home=$(getent passwd "$SERVICE_USER" | awk -F: '{print $6}')
@@ -87,15 +138,14 @@ ensure_service_identity() {
   [ -n "$nologin_path" ] || nologin_path=/usr/sbin/nologin
   [ -x "$nologin_path" ] || die "A nologin shell is required"
   useradd --system --gid "$SERVICE_GROUP" --home-dir "$STATE_ROOT" --shell "$nologin_path" "$SERVICE_USER"
+  SERVICE_USER_CREATED=true
 }
 
 main() {
   local script_dir release_root releases_root app_root version app_port field_key setup_code setup_hash
   [ "$(id -u)" -eq 0 ] || die "Run with sudo or as root"
   [ "$(uname -s)" = Linux ] || die "Baota initialization only supports Linux"
-  command -v systemctl >/dev/null 2>&1 && [ -d /run/systemd/system ] \
+  for command in find openssl sha256sum; do
-    || die "systemd is required for the privileged background updater"
-  for command in find openssl setsid sha256sum; do
     command -v "$command" >/dev/null 2>&1 || die "$command is required"
   done
 
@@ -123,7 +173,7 @@ main() {
   [ ! -e "$CONFIG_ROOT/kaidi.env" ] && [ ! -e "$CONFIG_ROOT/update.env" ] \
     && [ ! -e "$STATE_ROOT/setup/locked" ] \
     || die "Kaidi is already initialized; run the published purge workflow before a fresh installation"
-  ! systemctl cat kaidi-finance.service >/dev/null 2>&1 \
+  [ ! -e /etc/systemd/system/kaidi-finance.service ] \
     || die "The old kaidi-finance.service still exists; run the published purge workflow first"
   [ ! -e /etc/systemd/system/kaidi-update.service ] \
     && [ ! -e /etc/systemd/system/kaidi-update.path ] \
@@ -137,7 +187,11 @@ main() {
 
   INIT_ARMED=true
   ensure_service_identity
-  install -d -o root -g "$SERVICE_GROUP" -m 0750 "$app_root" "$releases_root" "$UPDATER_ROOT"
+  for path in "$app_root" "$releases_root" "$STATE_ROOT" "$STATE_ROOT/files" "$STATE_ROOT/tmp" \
+    "$LOG_ROOT" "$STATE_ROOT/setup" "$UPDATE_STATE_ROOT" "$UPDATE_STATE_ROOT/inbox" "$CONFIG_ROOT"; do
+    record_path "$path"
+  done
+  install -d -o root -g "$SERVICE_GROUP" -m 0750 "$app_root" "$releases_root"
   install -d -o "$SERVICE_USER" -g "$SERVICE_GROUP" -m 0750 \
     "$STATE_ROOT" "$STATE_ROOT/files" "$STATE_ROOT/tmp" "$LOG_ROOT"
   install -d -o "$SERVICE_USER" -g "$SERVICE_GROUP" -m 0700 "$STATE_ROOT/setup"
@@ -158,14 +212,16 @@ main() {
   # The Baota process manager does not own a restartable application unit.
   # Keep its updater files for diagnostics, but do not expose online update
   # actions until the panel lifecycle is integrated with the transaction state machine.
+  # The setup context has no datasource. Empty values avoid Baota treating
+  # a development placeholder as a real local MySQL dependency.
   write_env_file "$CONFIG_ROOT/kaidi.env" \
     SPRING_PROFILES_ACTIVE production \
     SERVER_ADDRESS 127.0.0.1 \
     SERVER_PORT "$app_port" \
     SESSION_COOKIE_SECURE false \
-    DB_URL 'jdbc:mysql://setup.invalid:3306/kaidi_finance' \
+    DB_URL '' \
-    DB_USERNAME setup_pending \
+    DB_USERNAME '' \
-    DB_PASSWORD setup_pending \
+    DB_PASSWORD '' \
     FIELD_ENCRYPTION_KEY "$field_key" \
     FILE_STORAGE_ROOT "$STATE_ROOT/files" \
     FILE_STORAGE_TEMP "$STATE_ROOT/tmp" \
@@ -187,50 +243,21 @@ main() {
   chown root:"$SERVICE_GROUP" "$CONFIG_ROOT/kaidi.env"
   chmod 0640 "$CONFIG_ROOT/kaidi.env"
 
+  # Baota owns the Java process in this mode. Do not install a second
+  # systemd updater; online update is intentionally systemd-only until the
+  # panel lifecycle can participate in the transaction state machine.
   install -m 0644 "$release_root/ops/release-public.pem" "$CONFIG_ROOT/release-public.pem"
-  install -m 0755 "$release_root/ops/update.sh" "$UPDATER_ROOT/update.sh"
-  write_env_file "$CONFIG_ROOT/update.env" \
-    UPDATE_RELEASE_BASE_URL '' \
-    UPDATE_RELEASE_API_URL "$RELEASE_API_URL" \
-    UPDATE_RELEASE_TOKEN '' \
-    UPDATE_REQUEST_FILE "$UPDATE_STATE_ROOT/inbox/request.json" \
-    UPDATE_STATUS_FILE "$UPDATE_STATE_ROOT/status.json" \
-    UPDATE_PUBLIC_KEY "$CONFIG_ROOT/release-public.pem" \
-    KAIDI_APP_ROOT "$app_root" \
-    KAIDI_UPDATE_STATE_ROOT "$UPDATE_STATE_ROOT" \
-    KAIDI_PROCESS_MANAGER baota \
-    KAIDI_PID_FILE "$STATE_ROOT/kaidi.pid" \
-    KAIDI_RUNTIME_ENV_FILE "$STATE_ROOT/setup/application.env" \
-    KAIDI_UPDATER_PATH "$UPDATER_ROOT/update.sh" \
-    KAIDI_SERVICE_USER "$SERVICE_USER" \
-    KAIDI_SERVICE_GROUP "$SERVICE_GROUP" \
-    KAIDI_UPDATE_PATH_NAME kaidi-update.path \
-    KAIDI_HEALTH_URL "http://127.0.0.1:$app_port/actuator/health" \
-    KAIDI_APP_INDEX_URL "http://127.0.0.1:$app_port/" \
-    KAIDI_DB_HOST setup.invalid \
-    KAIDI_DB_PORT 3306 \
-    KAIDI_DB_NAME kaidi_finance \
-    KAIDI_DB_USERNAME setup_pending \
-    KAIDI_DB_PASSWORD setup_pending
-  chmod 0600 "$CONFIG_ROOT/update.env"
 
-  install -m 0644 "$release_root/ops/kaidi-update.service" /etc/systemd/system/kaidi-update.service
+  printf '{"state":"CURRENT","message":"宝塔发布已准备","targetVersion":"%s","updatedAt":"%s"}\n' \
-  install -m 0644 "$release_root/ops/kaidi-update.path" /etc/systemd/system/kaidi-update.path
-  systemd-analyze verify /etc/systemd/system/kaidi-update.service /etc/systemd/system/kaidi-update.path >/dev/null \
-    || die "The privileged update units failed validation"
-  systemctl daemon-reload
-  systemctl enable --now kaidi-update.path
-
-  printf '{"state":"CURRENT","message":"Baota release is prepared","targetVersion":"%s","updatedAt":"%s"}\n' \
     "$version" "$(date -u +%Y-%m-%dT%H:%M:%SZ)" > "$UPDATE_STATE_ROOT/status.json"
   chmod 0644 "$UPDATE_STATE_ROOT/status.json"
   cat > /root/kaidi-first-login.txt <<EOF
-Project path: $app_root/current
+项目路径：$app_root/current
-Start command: $app_root/current/ops/baota-start.sh
+启动命令：$app_root/current/ops/baota-start.sh
-Reverse proxy target: http://127.0.0.1:$app_port
+反向代理目标：http://127.0.0.1:$app_port
-Setup URL: /setup
+安装向导地址：/setup
-Setup code: $setup_code
+安装码：$setup_code
-Version: $version
+版本：$version
 EOF
   chmod 0600 /root/kaidi-first-login.txt
 

deploy/baota-start.sh

@@ -2,9 +2,37 @@
 set -Eeuo pipefail
 
 umask 027
+LOG_LOCALE=${KAIDI_LOG_LOCALE:-zh-CN}
+
+localize_message() {
+  local message=$1
+  [ "$LOG_LOCALE" = en ] && { printf '%s' "$message"; return; }
+  case "$message" in
+    "Configuration file is not a regular file: "*) printf '配置文件不是普通文件：%s' "${message#Configuration file is not a regular file: }" ;;
+    "Startup user cannot read configuration file: "*) printf '启动用户无法读取配置文件：%s' "${message#Startup user cannot read configuration file: }" ;;
+    "Configuration file is too large: "*) printf '配置文件过大：%s' "${message#Configuration file is too large: }" ;;
+    "Configuration file contains an invalid line: "*) printf '配置文件包含无效行：%s' "${message#Configuration file contains an invalid line: }" ;;
+    "app.jar is missing from "*) printf '缺少 app.jar：%s' "${message#app.jar is missing from }" ;;
+    "public/index.html is missing from "*) printf '缺少前端入口 public/index.html：%s' "${message#public/index.html is missing from }" ;;
+    "VERSION is missing from "*) printf '缺少 VERSION：%s' "${message#VERSION is missing from }" ;;
+    "Java 17 or newer was not found") printf '未找到 Java 17 或更高版本' ;;
+    "Java executable is not available at "*) printf 'Java 可执行文件不可用：%s' "${message#Java executable is not available at }" ;;
+    "Java executable "*" is not available") printf 'Java 可执行文件不可用' ;;
+    "Java 17 or newer is required") printf '需要 Java 17 或更高版本' ;;
+    *" is missing from the protected Kaidi configuration") printf '受保护的 Kaidi 配置缺少：%s' "${message% is missing from the protected Kaidi configuration}" ;;
+    "Storage directory "*" does not exist") printf '存储目录不存在：%s' "${message#Storage directory }" ;;
+    "Startup user cannot write storage directory "*) printf '启动用户无法写入存储目录：%s' "${message#Startup user cannot write storage directory }" ;;
+    "PID directory does not exist") printf 'PID 目录不存在' ;;
+    "Startup user cannot write the PID directory") printf '启动用户无法写入 PID 目录' ;;
+    "KAIDI_PID_FILE must be an absolute path") printf 'KAIDI_PID_FILE 必须是绝对路径' ;;
+    "PID file must not be a symbolic link") printf 'PID 文件不能是符号链接' ;;
+    "Process start time could not be read"*) printf '无法读取进程启动时间' ;;
+    *) printf '%s' "$message" ;;
+  esac
+}
 
 die() {
-  printf '[kaidi-baota] ERROR: %s\n' "$1" >&2
+  printf '[kaidi-baota] 错误：%s\n' "$(localize_message "$1")" >&2
   exit 1
 }
 

deploy/compose.yaml

@@ -1,5 +1,8 @@
 services:
   mysql:
+    # Local-development fixture only. Production installers never invoke
+    # Compose and never create this service.
+    profiles: [local-db]
     image: mysql:8.4
     container_name: kaidi-finance-mysql
     restart: unless-stopped

deploy/env.production.example

@@ -15,7 +15,7 @@ FILE_SCANNER_ENABLED=true
 FINANCE_BOOTSTRAP_ENABLED=false
 FINANCE_BOOTSTRAP_PASSWORD=
 
-APP_VERSION=1.0.0-preview.34
+APP_VERSION=1.0.0-preview.44
 UPDATE_CURRENT_VERSION_FILE=/opt/kaidi/current/VERSION
 FINANCE_UPDATE_ENABLED=true
 # Use either a stable direct asset base URL or the public Gitea latest-release API.

deploy/install-from-git.sh

@@ -5,13 +5,31 @@ umask 077
 
 ROOT=$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)
 INSTALLER="$ROOT/deploy/install.sh"
-INSTALLER_SHA256=${KAIDI_INSTALLER_SHA256:-6a454aff209e62d7ac75b7f97670d700ec05be710854a02136f41f55e82f9fa9}
+INSTALLER_SHA256=${KAIDI_INSTALLER_SHA256:-5aadfab9bdeef9279aeab6eee9baaae7182b2f3338fa61a558b3c073b69ad396}
 RELEASE_API_URL=${KAIDI_RELEASE_API_URL:-https://git.awaioi.com/api/v1/repos/ERP-Team/kaidi/releases/latest}
 PUBLIC_KEY_SHA256=${KAIDI_RELEASE_PUBLIC_KEY_SHA256:-807c6aec1dc3f7ce494db16aa9d763c66f292033c38f328afd0390d2715a8cd9}
 TOKEN_FILE=${KAIDI_RELEASE_TOKEN_FILE:-}
 
 log() { printf '[kaidi-git-install] %s\n' "$*"; }
-die() { printf '[kaidi-git-install] ERROR: %s\n' "$*" >&2; exit 1; }
+
+localize_message() {
+  local message=$1
+  [ "${KAIDI_LOG_LOCALE:-zh-CN}" = en ] && { printf '%s' "$message"; return; }
+  case "$message" in
+    "deploy/install.sh is missing"*) printf '缺少 deploy/install.sh，请在 Kaidi Git 工作区运行此命令' ;;
+    "sha256sum is required") printf '需要 sha256sum' ;;
+    "The installer SHA-256 is invalid") printf '安装器 SHA-256 无效' ;;
+    "The release public-key SHA-256 is invalid") printf '发布公钥 SHA-256 无效' ;;
+    "deploy/install.sh does not match"*) printf 'deploy/install.sh 与该 Git 标签的受信摘要不一致' ;;
+    "sudo is required when not running as root") printf '非 root 用户运行时需要 sudo' ;;
+    "The Gitea token file is not a regular file") printf 'Gitea Token 文件必须是普通文件' ;;
+    "The Gitea token file must contain 1 to 512 bytes") printf 'Gitea Token 文件必须包含 1 到 512 字节' ;;
+    "The Gitea token file contains invalid control characters") printf 'Gitea Token 文件包含无效控制字符' ;;
+    *) printf '%s' "$message" ;;
+  esac
+}
+
+die() { printf '[kaidi-git-install] 错误：%s\n' "$(localize_message "$*")" >&2; exit 1; }
 
 [ -f "$INSTALLER" ] || die "deploy/install.sh is missing; run this command from the Kaidi Git checkout"
 command -v sha256sum >/dev/null 2>&1 || die "sha256sum is required"
@@ -52,19 +70,19 @@ KAIDI_DB_PASSWORD=${KAIDI_DB_PASSWORD:-}
 KAIDI_DB_HOST=${KAIDI_DB_HOST:-}
 KAIDI_DB_PORT=${KAIDI_DB_PORT:-}
 KAIDI_DB_NAME=${KAIDI_DB_NAME:-}
-KAIDI_DB_CONTAINER=${KAIDI_DB_CONTAINER:-}
 KAIDI_SESSION_COOKIE_SECURE=${KAIDI_SESSION_COOKIE_SECURE:-}
 KAIDI_FILE_SCANNER_ENABLED=${KAIDI_FILE_SCANNER_ENABLED:-}
+KAIDI_DB_BACKUP_MODE=${KAIDI_DB_BACKUP_MODE:-}
 
 for name in KAIDI_REINSTALL KAIDI_SETUP_WIZARD KAIDI_APP_PORT KAIDI_SERVER_ADDRESS \
   KAIDI_DB_URL KAIDI_DB_USERNAME KAIDI_DB_PASSWORD \
-  KAIDI_DB_HOST KAIDI_DB_PORT KAIDI_DB_NAME KAIDI_DB_CONTAINER \
+  KAIDI_DB_HOST KAIDI_DB_PORT KAIDI_DB_NAME \
-  KAIDI_SESSION_COOKIE_SECURE KAIDI_FILE_SCANNER_ENABLED; do
+  KAIDI_SESSION_COOKIE_SECURE KAIDI_FILE_SCANNER_ENABLED KAIDI_DB_BACKUP_MODE; do
   value=${!name}
   if [ -n "$value" ]; then
     install_env+=("$name=$value")
   fi
 done
 
-log "Installing the latest signed release from $RELEASE_API_URL"
+log "正在从 Gitea Release API 安装最新签名版本：$RELEASE_API_URL"
 "${root_command[@]}" "${install_env[@]}" bash "$INSTALLER"

deploy/install.sh

@@ -38,9 +38,125 @@ JAVA_ACTIVATED=false
 SERVICE_USER=kaidi
 SERVICE_GROUP=kaidi
 HOST_ARCH=
+LOG_LOCALE=${KAIDI_LOG_LOCALE:-zh-CN}
+SERVICE_USER_CREATED=false
+SERVICE_GROUP_CREATED=false
+CREATED_LAYOUT_PATHS=()
 
-log() { printf '[kaidi-install] %s\n' "$*"; }
+localize_message() {
-die() { printf '[kaidi-install] ERROR: %s\n' "$*" >&2; exit 1; }
+  local message=$1
+  [ "$LOG_LOCALE" = en ] && { printf '%s' "$message"; return; }
+  case "$message" in
+    "Unsupported CPU architecture: "*) printf '不支持的 CPU 架构：%s' "${message#Unsupported CPU architecture: }" ;;
+    "The installer only supports Linux") printf '安装程序仅支持 Linux' ;;
+    "Custom installation roots"*) printf '打包版 systemd 不支持自定义安装目录' ;;
+    "systemd is required") printf '需要 systemd' ;;
+    "systemd-analyze is required") printf '需要 systemd-analyze' ;;
+    "getconf is required") printf '需要 getconf' ;;
+    "systemd is not running as PID 1") printf 'systemd 当前不是 PID 1，无法托管服务' ;;
+    "/etc/systemd/system is missing") printf '缺少 /etc/systemd/system' ;;
+    "CPU architecture and userspace word size"*) printf 'CPU 架构与用户空间位数不匹配：%s' "${message#*: }" ;;
+    "32-bit Linux deployment requires glibc"*) printf '32 位 Linux 需要 glibc；当前系统不兼容 i686 Java' ;;
+    "32-bit Linux deployment requires the glibc loader"*) printf '32 位 Linux 缺少 glibc 加载器 /lib/ld-linux.so.2' ;;
+    "Set KAIDI_RELEASE_PUBLIC_KEY_SHA256"*) printf '请设置受信任的发布公钥 SHA-256：KAIDI_RELEASE_PUBLIC_KEY_SHA256' ;;
+    "Run with sudo or as root") printf '请使用 sudo 或 root 运行' ;;
+    "Set only one of KAIDI_RELEASE_TOKEN"*) printf 'KAIDI_RELEASE_TOKEN 与 KAIDI_RELEASE_TOKEN_FILE 只能设置一个' ;;
+    "KAIDI_RELEASE_TOKEN_FILE must be a regular file") printf 'KAIDI_RELEASE_TOKEN_FILE 必须是普通文件' ;;
+    "KAIDI_RELEASE_TOKEN_FILE is too large") printf 'KAIDI_RELEASE_TOKEN_FILE 过大' ;;
+    "KAIDI_REINSTALL must be true or false") printf 'KAIDI_REINSTALL 只能是 true 或 false' ;;
+    "KAIDI_SETUP_WIZARD must be true or false") printf 'KAIDI_SETUP_WIZARD 只能是 true 或 false' ;;
+    "A setup-wizard repair needs"*) printf '安装向导修复需要已有配置文件：%s' "${message#A setup-wizard repair needs the existing }" ;;
+    "The existing installation is already in production mode"*) printf '现有安装已是正式模式，请执行普通修复重装' ;;
+    "The setup wizard is already locked"*) printf '安装向导已锁定，请执行普通修复重装' ;;
+    "Kaidi Finance is already installed"*) printf 'Kaidi 财务系统已安装，请从系统更新页面执行更新或先卸载' ;;
+    "Set KAIDI_RELEASE_BASE_URL"*) printf '请设置 Gitea Release 源：KAIDI_RELEASE_BASE_URL 或 KAIDI_RELEASE_API_URL' ;;
+    "KAIDI_RELEASE_TOKEN is invalid") printf 'KAIDI_RELEASE_TOKEN 无效' ;;
+    "Download failed: "*) printf '下载失败：%s' "${message#Download failed: }" ;;
+    "Release URLs must use HTTPS") printf '发布地址必须使用 HTTPS' ;;
+    "Release authentication header is unavailable") printf '发布认证请求头不可用' ;;
+    "Release asset "*" is missing") printf '缺少发布资产：%s' "${message#Release asset }" ;;
+    "Gitea Release tag is invalid") printf 'Gitea Release 标签无效' ;;
+    "KAIDI_RELEASE_API_URL must be a Gitea"*) printf 'KAIDI_RELEASE_API_URL 必须是 Gitea Release API 地址' ;;
+    "Required command is missing"*) printf '依赖命令缺失：%s' "${message#*: }" ;;
+    "Supported package managers"*) printf '仅支持 apt、dnf 或 yum' ;;
+    "Using existing Java"*) printf '使用现有 Java：%s' "${message#Using existing Java 17+ runtime at }" ;;
+    "Local Java verified: "*) printf '本机 Java 校验通过：%s' "${message#Local Java verified: }" ;;
+    "No local Java"*) printf '未找到可用 Java 17，正在下载 Azul Java 17 运行时' ;;
+    "Java 17 runtime download URL"*) printf 'Java 17 运行时下载地址无效' ;;
+    "Downloaded Java verified: "*) printf '下载的 Java 校验通过：%s' "${message#Downloaded Java verified: }" ;;
+    "The existing Java runtime cannot start"*) printf '现有 Java 运行时无法启动，请检查架构和权限' ;;
+    "No Java 17 runtime is published"*) printf '当前 Linux 架构没有可用的 Java 17 运行时' ;;
+    "Java 17 runtime SHA-256 verification failed") printf 'Java 17 运行时 SHA-256 校验失败' ;;
+    "Downloaded Java runtime architecture"*) printf '下载的 Java 运行时架构与主机不匹配' ;;
+    "The downloaded Java runtime cannot start"*) printf '下载的 Java 运行时无法启动，请检查 glibc 和主机架构' ;;
+    "Java 17 runtime SHA-256 is unavailable") printf 'Java 17 运行时缺少 SHA-256 摘要' ;;
+    "Existing user "*" has unexpected home directory "*) printf '现有用户目录不符合 Kaidi 约定：%s' "${message#Existing user }" ;;
+    "Service-user filesystem and Java access checks passed") printf '服务用户文件系统与 Java 访问检查通过' ;;
+    *" cannot traverse or read the active release") printf '服务用户无法进入或读取当前发布目录' ;;
+    "The selected Java runtime is unavailable"*) printf '选定的 Java 运行时不可用：%s' "${message#The selected Java runtime is unavailable at }" ;;
+    "The selected Java runtime cannot execute"*) printf '服务用户无法执行选定的 Java 运行时' ;;
+    *" cannot execute the selected Java runtime") printf '服务用户无法执行选定的 Java 运行时' ;;
+    *" cannot execute as "*) printf '服务用户无法启动 Java 运行时' ;;
+    *" cannot write the file-storage directory") printf '服务用户无法写入文件存储目录' ;;
+    *" cannot write the update inbox") printf '服务用户无法写入更新请求目录' ;;
+    "SELinux context restoration reported"*) printf 'SELinux 上下文恢复有提示，将继续进行服务访问检查' ;;
+    "No interactive terminal detected"*) printf '未检测到交互终端，使用应用端口 %s' "${message##*port }" ;;
+    "Application port "*" is already held"*) printf '应用端口已由现有 Kaidi 服务占用：%s' "${message#Application port }" ;;
+    "Application port "*" is already in use"*) printf '应用端口已被占用，请使用 KAIDI_APP_PORT 更换端口' ;;
+    "Application will bind "*) printf '应用监听地址：%s' "${message#Application will bind }" ;;
+    "Reverse proxy target: "*) printf '反向代理目标：%s' "${message#Reverse proxy target: }" ;;
+    "KAIDI_SERVER_ADDRESS contains"*) printf 'KAIDI_SERVER_ADDRESS 含有不支持的字符' ;;
+    "KAIDI_APP_PORT must be an integer"*) printf 'KAIDI_APP_PORT 必须是 1024 到 65535 的整数' ;;
+    "Do not pass database credentials"*) printf '向导模式不要在命令行传数据库账号密码，请在浏览器向导中填写' ;;
+    "KAIDI_DB_USERNAME and KAIDI_DB_PASSWORD"*) printf '设置 KAIDI_DB_URL 时必须同时提供数据库用户名和密码' ;;
+    "An external MySQL 8.4 database is required"*) printf '需要连接用户预先准备的 MySQL 8.4 数据库：请设置 KAIDI_DB_URL、KAIDI_DB_USERNAME、KAIDI_DB_PASSWORD' ;;
+    "KAIDI_REINSTALL needs"*) printf 'KAIDI_REINSTALL 需要读取已有安装配置或提供数据库配置' ;;
+    "The database host is empty") printf '数据库主机不能为空' ;;
+    "The database port is invalid") printf '数据库端口无效' ;;
+    "The database name is invalid") printf '数据库名无效，只能包含字母、数字、下划线和美元符号' ;;
+    "KAIDI_DB_URL must start with jdbc:mysql://") printf 'KAIDI_DB_URL 必须以 jdbc:mysql:// 开头' ;;
+    "KAIDI_DB_USERNAME is empty") printf 'KAIDI_DB_USERNAME 不能为空' ;;
+    "KAIDI_DB_PASSWORD is empty") printf 'KAIDI_DB_PASSWORD 不能为空' ;;
+    "KAIDI_DB_BACKUP_MODE must be skip or mysqldump") printf 'KAIDI_DB_BACKUP_MODE 只能是 skip 或 mysqldump' ;;
+    "Waiting for application startup"*) printf '正在等待应用启动：%s' "${message#Waiting for application startup at }" ;;
+    "Application health check is UP") printf '应用健康检查通过（UP）' ;;
+    "Application is still starting"*) printf '应用仍在启动：%s' "${message#Application is still starting }" ;;
+    "Application service failed"*) printf '应用服务启动失败：%s' "${message#Application service failed during startup }" ;;
+    "Application health check did not become UP") printf '应用健康检查未变为 UP，请查看服务日志' ;;
+    "Application frontend entry point is unavailable") printf '应用前端入口不可访问，请检查服务和端口' ;;
+    "Installation failed; restoring"*) printf '安装失败，正在恢复原有运行状态' ;;
+    "ERROR: rollback was incomplete"*) printf '错误：回滚未完成，请检查 systemd 状态' ;;
+    *" contains a line break") printf '配置项包含换行符，已拒绝：%s' "${message%% contains a line break*}" ;;
+    "Kaidi Finance "*" is installed") printf 'Kaidi 财务系统 %s 已安装' "${message#Kaidi Finance }" ;;
+    "Configure your reverse proxy"*) printf '请将反向代理指向：%s' "${message#Configure your reverse proxy to }" ;;
+    "Open /setup"*) printf '请通过反向代理域名打开 /setup，完成首次安装向导' ;;
+    "Setup code: "*) printf '安装码位置：%s' "${message#Setup code: }" ;;
+    "Open the reverse-proxy domain"*) printf '请打开反向代理域名并使用管理员账号登录' ;;
+    "Temporary credentials: "*) printf '临时凭据位置：%s' "${message#Temporary credentials: }" ;;
+    "Change the temporary password"*) printf '首次登录后请立即修改临时密码' ;;
+    "Release public-key SHA-256 does not match"*) printf '发布公钥 SHA-256 与受信指纹不一致' ;;
+    "Release manifest signature verification failed") printf '发布清单签名校验失败' ;;
+    "Release version is invalid") printf '发布版本无效' ;;
+    "Release artifact name is invalid") printf '发布包文件名无效' ;;
+    "Release SHA-256 is invalid") printf '发布包 SHA-256 无效' ;;
+    "Release artifact SHA-256 verification failed") printf '发布包 SHA-256 校验失败' ;;
+    "Release archive contains an unsafe path") printf '发布归档包含不安全路径，已拒绝' ;;
+    "Release archive must not contain symbolic links") printf '发布归档不能包含符号链接，已拒绝' ;;
+    "Release app.jar is missing") printf '发布包缺少 app.jar' ;;
+    "Release frontend is missing") printf '发布包缺少前端文件' ;;
+    "Release version mismatch") printf '发布包版本与清单不一致' ;;
+    "Release updater is missing") printf '发布包缺少更新脚本' ;;
+    "Baota Spring Boot launcher is missing") printf '发布包缺少宝塔启动脚本' ;;
+    "Baota Spring Boot launcher is invalid") printf '宝塔启动脚本语法无效' ;;
+    "The existing FIELD_ENCRYPTION_KEY is missing") printf '已有安装缺少 FIELD_ENCRYPTION_KEY' ;;
+    "Installed systemd units failed validation") printf '已安装的 systemd 单元校验失败' ;;
+    "Environment verified: "*) printf '环境检查通过：%s' "${message#Environment verified: }" ;;
+    *) printf '%s' "$message" ;;
+  esac
+}
+
+log() { printf '[kaidi-install] %s\n' "$(localize_message "$*")"; }
+die() { printf '[kaidi-install] 错误：%s\n' "$(localize_message "$*")" >&2; exit 1; }
 
 sha256_file() {
   sha256sum "$1" | awk '{print $1}'
@@ -208,15 +324,23 @@ download_release_asset() {
 install_packages() {
   if command -v apt-get >/dev/null 2>&1; then
     export DEBIAN_FRONTEND=noninteractive
-    apt-get update -qq
+    apt-get update -qq >/dev/null 2>&1 \
-    apt-get install -y -qq ca-certificates coreutils curl findutils gzip jq openssl tar util-linux
+      || die "系统软件源更新失败，请检查网络和 apt 配置"
+    apt-get install -y -qq ca-certificates coreutils curl findutils gzip jq openssl tar util-linux \
+      >/dev/null 2>&1 \
+      || die "系统依赖安装失败；安装器不会安装 MySQL 或 Docker"
   elif command -v dnf >/dev/null 2>&1; then
-    dnf install -y ca-certificates coreutils curl findutils gzip jq openssl tar util-linux
+    dnf install -y ca-certificates coreutils curl findutils gzip jq openssl tar util-linux \
+      >/dev/null 2>&1 \
+      || die "系统依赖安装失败；安装器不会安装 MySQL 或 Docker"
   elif command -v yum >/dev/null 2>&1; then
-    yum install -y ca-certificates coreutils curl findutils gzip jq openssl tar util-linux
+    yum install -y ca-certificates coreutils curl findutils gzip jq openssl tar util-linux \
+      >/dev/null 2>&1 \
+      || die "系统依赖安装失败；安装器不会安装 MySQL 或 Docker"
   else
     die "Supported package managers are apt, dnf, and yum"
   fi
+  log "系统依赖检查完成（未安装 MySQL、MariaDB、Docker）"
 }
 
 preflight_runtime_commands() {
@@ -230,31 +354,6 @@ preflight_runtime_commands() {
   done
 }
 
-mysql_client_bin() {
-  local candidate
-  if [ -n "${KAIDI_MYSQL_CLIENT:-}" ]; then
-    case "$KAIDI_MYSQL_CLIENT" in
-      */*) [ -x "$KAIDI_MYSQL_CLIENT" ] && printf '%s\n' "$KAIDI_MYSQL_CLIENT" && return 0 ;;
-      *) candidate=$(command -v "$KAIDI_MYSQL_CLIENT" 2>/dev/null || true); [ -n "$candidate" ] && printf '%s\n' "$candidate" && return 0 ;;
-    esac
-    return 1
-  fi
-  candidate=$(command -v mysql 2>/dev/null || command -v mariadb 2>/dev/null || true)
-  if [ -n "$candidate" ]; then
-    printf '%s\n' "$candidate"
-    return 0
-  fi
-  for candidate in \
-    /www/server/mysql/bin/mysql /www/server/mysql/bin/mariadb \
-    /usr/bin/mysql /usr/bin/mariadb /usr/local/mysql/bin/mysql /opt/mysql/bin/mysql; do
-    if [ -x "$candidate" ]; then
-      printf '%s\n' "$candidate"
-      return 0
-    fi
-  done
-  return 1
-}
-
 azul_arch() {
   case "${HOST_ARCH:-$(normalized_host_arch)}" in
     x86_64) printf x86 ;;
@@ -327,15 +426,15 @@ system_java_home() {
 }
 
 prepare_java() {
-  local api java_metadata package_metadata package_uuid java_url java_sha256 actual_sha256 system_home java_line
+  local api java_metadata package_metadata package_uuid java_url java_sha256 actual_sha256 system_home java_line java_version
   JAVA_BIN=
   JAVA_STAGED_DIR=
   if system_home=$(system_java_home); then
     JAVA_BIN="$system_home/bin/java"
     java_line=$("$JAVA_BIN" -version 2>&1 | head -n 1) \
       || die "The existing Java runtime cannot start on this host"
-    log "Using existing Java 17+ runtime at $system_home"
+    java_version=$(printf '%s\n' "$java_line" | sed -n 's/.*version "\([0-9][0-9.]*\).*/\1/p')
-    log "Local Java verified: $java_line"
+    log "使用现有 Java 运行时：$system_home（版本 ${java_version:-未知}）"
     return 0
   fi
   log "No local Java 17 runtime found; downloading the official Azul Java 17 runtime"
@@ -362,7 +461,8 @@ prepare_java() {
   java_line=$("$JAVA_STAGED_DIR/bin/java" -version 2>&1 | head -n 1) \
     || die "The downloaded Java runtime cannot start; verify glibc and the host architecture"
   JAVA_BIN="$APP_ROOT/runtime/java/bin/java"
-  log "Downloaded Java verified: $java_line"
+  java_version=$(printf '%s\n' "$java_line" | sed -n 's/.*version "\([0-9][0-9.]*\).*/\1/p')
+  log "下载的 Java 运行时校验通过（版本 ${java_version:-未知}）"
 }
 
 activate_java() {
@@ -383,6 +483,7 @@ ensure_service_identity() {
   command -v getent >/dev/null 2>&1 || die "getent is required"
   if ! getent group "$SERVICE_GROUP" >/dev/null 2>&1; then
     groupadd --system "$SERVICE_GROUP"
+    SERVICE_GROUP_CREATED=true
   fi
   if id "$SERVICE_USER" >/dev/null 2>&1; then
     existing_home=$(getent passwd "$SERVICE_USER" | awk -F: '{print $6}')
@@ -397,10 +498,27 @@ ensure_service_identity() {
   [ -n "$nologin_path" ] || nologin_path=/usr/sbin/nologin
   [ -x "$nologin_path" ] || die "A nologin shell is required"
   useradd --system --gid "$SERVICE_GROUP" --home-dir "$STATE_ROOT" --shell "$nologin_path" "$SERVICE_USER"
+  SERVICE_USER_CREATED=true
+}
+
+record_layout_path() {
+  [ -e "$1" ] || [ -L "$1" ] || CREATED_LAYOUT_PATHS+=("$1")
 }
 
 prepare_managed_layout() {
   command -v runuser >/dev/null 2>&1 || die "runuser is required"
+  record_layout_path "$APP_ROOT"
+  record_layout_path "$APP_ROOT/releases"
+  record_layout_path "$APP_ROOT/runtime"
+  record_layout_path "$APP_ROOT/bin"
+  record_layout_path "$STATE_ROOT"
+  record_layout_path "$STATE_ROOT/files"
+  record_layout_path "$STATE_ROOT/tmp"
+  record_layout_path /var/log/kaidi
+  record_layout_path "$STATE_ROOT/setup"
+  record_layout_path "$UPDATE_STATE_ROOT"
+  record_layout_path "$UPDATE_STATE_ROOT/inbox"
+  record_layout_path "$CONFIG_ROOT"
   install -d -o root -g "$SERVICE_GROUP" -m 0750 \
     "$APP_ROOT" "$APP_ROOT/releases" "$APP_ROOT/runtime" "$APP_ROOT/bin"
   install -d -o "$SERVICE_USER" -g "$SERVICE_GROUP" -m 0750 \
@@ -529,7 +647,7 @@ configure_app_port() {
     default_port=$(read_reinstall_env SERVER_PORT || true)
     [[ "$default_port" =~ ^[0-9]{1,5}$ ]] || default_port=18080
     if [ -t 1 ] && [ -r /dev/tty ]; then
-      printf '[kaidi-install] Application port [%s]: ' "$default_port" > /dev/tty
+      printf '[kaidi-install] 应用端口 [%s]：' "$default_port" > /dev/tty
       if IFS= read -r entered < /dev/tty; then
         APP_PORT=${entered:-$default_port}
       else
@@ -586,9 +704,11 @@ configure_database() {
   if [ "$SETUP_WIZARD" = true ]; then
     [ -z "${KAIDI_DB_URL:-}${KAIDI_DB_USERNAME:-}${KAIDI_DB_PASSWORD:-}" ] \
       || die "Do not pass database credentials when KAIDI_SETUP_WIZARD=true; enter them in the browser wizard"
-    DB_URL='jdbc:mysql://setup.invalid:3306/kaidi_finance'
+    # First-run mode does not create a datasource. Keep database fields empty
-    DB_USERNAME=setup_pending
+    # so hosting panels cannot mistake a placeholder for a local MySQL service.
-    DB_PASSWORD=setup_pending
+    DB_URL=
+    DB_USERNAME=
+    DB_PASSWORD=
     return 0
   fi
   if [ "$REINSTALL" = true ]; then
@@ -613,6 +733,7 @@ configure_database() {
 
 database_host() {
   local endpoint host_port
+  [ -n "$DB_URL" ] || { printf ''; return; }
   endpoint=${DB_URL#jdbc:mysql://}
   host_port=${endpoint%%/*}
   printf '%s' "${KAIDI_DB_HOST:-${host_port%%:*}}"
@@ -620,6 +741,7 @@ database_host() {
 
 database_port() {
   local endpoint host_port candidate
+  [ -n "$DB_URL" ] || { printf ''; return; }
   endpoint=${DB_URL#jdbc:mysql://}
   host_port=${endpoint%%/*}
   candidate=${host_port##*:}
@@ -629,54 +751,43 @@ database_port() {
 
 database_name() {
   local endpoint name
+  [ -n "$DB_URL" ] || { printf ''; return; }
   endpoint=${DB_URL#jdbc:mysql://}
   name=${endpoint#*/}
   name=${name%%\?*}
   printf '%s' "${KAIDI_DB_NAME:-$name}"
 }
 
-preflight_database() {
+validate_database_configuration() {
-  local client host port name version table
   [ "$SETUP_WIZARD" != true ] || return 0
   case "$DB_URL" in
     jdbc:mysql://*) ;;
     *) die "KAIDI_DB_URL must start with jdbc:mysql://" ;;
   esac
-  client=$(mysql_client_bin || true)
+  [ -n "$DB_USERNAME" ] || die "KAIDI_DB_USERNAME is empty"
-  [ -n "$client" ] || die "A MySQL command-line client is required; set KAIDI_MYSQL_CLIENT or add mysql/mariadb to PATH"
+  [ -n "$DB_PASSWORD" ] || die "KAIDI_DB_PASSWORD is empty"
-  host=$(database_host)
+  [ -n "$(database_host)" ] || die "The database host is empty"
-  port=$(database_port)
+  [[ "$(database_port)" =~ ^[0-9]{1,5}$ ]] \
-  name=$(database_name)
+    && [ "$(database_port)" -ge 1 ] && [ "$(database_port)" -le 65535 ] \
-  [ -n "$host" ] || die "The database host is empty"
-  [[ "$port" =~ ^[0-9]{1,5}$ ]] && [ "$port" -ge 1 ] && [ "$port" -le 65535 ] \
     || die "The database port is invalid"
-  [[ "$name" =~ ^[A-Za-z0-9_$]+$ ]] || die "The database name is invalid"
+  [[ "$(database_name)" =~ ^[A-Za-z0-9_$]+$ ]] || die "The database name is invalid"
+  # The installer deliberately does not invoke mysql/mariadb and does not
+  # execute DDL/DML. The application performs Flyway migrations only after
+  # it has connected to the operator-provided schema.
+  log "已记录外部 MySQL 连接配置；安装器不安装 MySQL、不连接数据库、不执行 SQL"
+}
 
-  version=$(MYSQL_PWD="$DB_PASSWORD" "$client" --protocol=TCP --connect-timeout=10 \
+# Kept as a compatibility name for older local fixtures and wrappers. It is
-    -h "$host" -P "$port" -u "$DB_USERNAME" "$name" --batch --skip-column-names \
+# now a pure configuration check and has no database side effects.
-    -e 'SELECT VERSION()' 2>/dev/null) || die "Cannot connect to the configured MySQL database"
+preflight_database() {
-  case "$version" in
+  validate_database_configuration
-    8.4.*) ;;
+}
-    *) die "MySQL 8.4.x is required; server reported $version" ;;
+
+validate_database_backup_mode() {
+  case "${KAIDI_DB_BACKUP_MODE:-skip}" in
+    skip|mysqldump) ;;
+    *) die "KAIDI_DB_BACKUP_MODE must be skip or mysqldump" ;;
   esac
-
-  table="kaidi_install_preflight_$$"
-  if ! MYSQL_PWD="$DB_PASSWORD" "$client" --protocol=TCP --connect-timeout=10 \
-    -h "$host" -P "$port" -u "$DB_USERNAME" "$name" >/dev/null <<SQL
-DROP TABLE IF EXISTS $table;
-CREATE TABLE $table (id INT NOT NULL PRIMARY KEY);
-INSERT INTO $table (id) VALUES (1);
-UPDATE $table SET id = 2 WHERE id = 1;
-DELETE FROM $table WHERE id = 2;
-DROP TABLE $table;
-SQL
-  then
-    MYSQL_PWD="$DB_PASSWORD" "$client" --protocol=TCP --connect-timeout=10 \
-      -h "$host" -P "$port" -u "$DB_USERNAME" "$name" \
-      -e "DROP TABLE IF EXISTS $table" >/dev/null 2>&1 || true
-    die "The database account needs DDL and DML permissions on $name"
-  fi
-  log "MySQL $version connectivity and DDL/DML permissions verified"
 }
 
 write_env_file() {
@@ -835,7 +946,7 @@ restore_managed_path() {
 }
 
 rollback_install() {
-  local index=0 path rollback_failed=false
+  local index=0 path rollback_failed=false layout_path service_uid
   set +e
   log "Installation failed; restoring the previous managed state"
   systemctl stop kaidi-update.path kaidi-finance.service >/dev/null 2>&1 || true
@@ -853,6 +964,19 @@ rollback_install() {
   elif [ "$JAVA_ACTIVATED" = true ]; then
     rm -rf -- "$APP_ROOT/runtime/java" || rollback_failed=true
   fi
+  if [ "$SERVICE_USER_CREATED" = true ]; then
+    service_uid=$(id -u "$SERVICE_USER" 2>/dev/null || true)
+    if [ -n "$service_uid" ]; then
+      userdel --force "$SERVICE_USER" >/dev/null 2>&1 || rollback_failed=true
+    fi
+  fi
+  if [ "$SERVICE_GROUP_CREATED" = true ] && getent group "$SERVICE_GROUP" >/dev/null 2>&1; then
+    groupdel "$SERVICE_GROUP" >/dev/null 2>&1 || rollback_failed=true
+  fi
+  for ((index=${#CREATED_LAYOUT_PATHS[@]} - 1; index >= 0; index--)); do
+    layout_path=${CREATED_LAYOUT_PATHS[$index]}
+    rmdir -- "$layout_path" >/dev/null 2>&1 || true
+  done
   systemctl daemon-reload >/dev/null 2>&1 || rollback_failed=true
   restore_unit_state kaidi-finance.service "$PREVIOUS_APP_ENABLED" "$PREVIOUS_APP_ACTIVE" \
     || rollback_failed=true
@@ -877,6 +1001,7 @@ main() {
 trap cleanup EXIT
 
 validate_inputs
+validate_database_backup_mode
 configure_app_port
 preflight_host
 install_packages
@@ -1020,13 +1145,13 @@ write_env_file "$CONFIG_ROOT/update.env" \
   KAIDI_JAVA_BIN "$JAVA_BIN" \
   KAIDI_HEALTH_URL "$HEALTH_URL" \
   KAIDI_APP_INDEX_URL "$APP_INDEX_URL" \
-  KAIDI_DB_CONTAINER "${KAIDI_DB_CONTAINER:-}" \
   KAIDI_DB_HOST "$(database_host)" \
   KAIDI_DB_PORT "$(database_port)" \
   KAIDI_DB_NAME "$(database_name)" \
   KAIDI_DB_USERNAME "$DB_USERNAME" \
   KAIDI_DB_PASSWORD "$DB_PASSWORD" \
-  KAIDI_MYSQLDUMP_BIN "${KAIDI_MYSQLDUMP_BIN:-}"
+  KAIDI_MYSQLDUMP_BIN "${KAIDI_MYSQLDUMP_BIN:-}" \
+  KAIDI_DB_BACKUP_MODE "${KAIDI_DB_BACKUP_MODE:-skip}"
 chmod 0600 "$CONFIG_ROOT/update.env"
 
 install -m 0644 "$RELEASE_DIR/ops/kaidi-finance.service" /etc/systemd/system/kaidi-finance.service
@@ -1052,26 +1177,26 @@ if [ "$SETUP_WIZARD" != true ]; then
   sed -i 's/^FINANCE_BOOTSTRAP_PASSWORD=.*$/FINANCE_BOOTSTRAP_PASSWORD=""/' "$CONFIG_ROOT/kaidi.env"
 fi
 jq -n --arg version "$VERSION" --arg updatedAt "$(date -u +%Y-%m-%dT%H:%M:%SZ)" \
-  '{state:"CURRENT",message:"Initial release is running",targetVersion:$version,updatedAt:$updatedAt}' \
+  '{state:"CURRENT",message:"初始版本正在运行",targetVersion:$version,updatedAt:$updatedAt}' \
   > "$UPDATE_STATE_ROOT/status.json"
 chmod 0644 "$UPDATE_STATE_ROOT/status.json"
 systemctl enable --now kaidi-update.path
 
 if [ "$SETUP_WIZARD" = true ]; then
   cat > /root/kaidi-first-login.txt <<EOF
-URL after reverse proxy: http://SERVER_IP/setup
+反向代理访问地址：http://SERVER_IP/setup
-Reverse proxy target: $PROXY_TARGET
+反向代理目标：$PROXY_TARGET
-Setup code: $SETUP_CODE
+安装码：$SETUP_CODE
-Version: $VERSION
+版本：$VERSION
 EOF
   chmod 0600 /root/kaidi-first-login.txt
 elif [ "$REINSTALL" != true ]; then
   cat > /root/kaidi-first-login.txt <<EOF
-URL after reverse proxy: http://SERVER_IP/
+反向代理访问地址：http://SERVER_IP/
-Reverse proxy target: $PROXY_TARGET
+反向代理目标：$PROXY_TARGET
-Username: admin
+管理员账号：admin
-Temporary password: $ADMIN_PASSWORD
+临时密码：$ADMIN_PASSWORD
-Version: $VERSION
+版本：$VERSION
 EOF
   chmod 0600 /root/kaidi-first-login.txt
 fi

deploy/purge.sh

@@ -16,9 +16,40 @@ REQUIRED_CONFIRMATION=DELETE_LOCAL_KAIDI_INSTALLATION
 SERVICE_USER=kaidi
 SERVICE_GROUP=kaidi
 BACKUP_ARCHIVE=
+LOG_LOCALE=${KAIDI_LOG_LOCALE:-zh-CN}
+DELETE_RECOVERY_BACKUP=${KAIDI_PURGE_DELETE_BACKUP:-false}
 
-log() { printf '[kaidi-purge] %s\n' "$*"; }
+localize_message() {
-die() { printf '[kaidi-purge] ERROR: %s\n' "$*" >&2; exit 1; }
+  local message=$1
+  [ "$LOG_LOCALE" = en ] && { printf '%s' "$message"; return; }
+  case "$message" in
+    "Run with sudo or as root") printf '请使用 sudo 或 root 运行' ;;
+    "The purge script only supports Linux") printf '卸载程序仅支持 Linux' ;;
+    "Set KAIDI_PURGE_CONFIRM="*) printf '请设置确认变量：KAIDI_PURGE_CONFIRM=%s' "${message#Set KAIDI_PURGE_CONFIRM=}" ;;
+    "KAIDI_PURGE_BACKUP_ROOT must be an absolute path") printf 'KAIDI_PURGE_BACKUP_ROOT 必须是绝对路径' ;;
+    "KAIDI_PURGE_DELETE_BACKUP must be true or false") printf 'KAIDI_PURGE_DELETE_BACKUP 只能是 true 或 false' ;;
+    "The recovery backup must be outside"*) printf '恢复备份目录必须位于 Kaidi 管理目录之外' ;;
+    "The recovery backup root must not be a symbolic link") printf '恢复备份目录不能是符号链接' ;;
+    "Failed to stop "*) printf '停止服务失败：%s' "${message#Failed to stop }" ;;
+    "Stopping processes owned by"*) printf '正在停止专用服务账号进程：%s' "${message##*: }" ;;
+    "Stopping remaining Kaidi processes: "*) printf '正在停止剩余 Kaidi 进程：%s' "${message#Stopping remaining Kaidi processes: }" ;;
+    "A process manager restarted"*) printf '检测到宝塔等进程管理器正在重新拉起 Kaidi；请先停止并删除宝塔中的 Kaidi 项目，再重试卸载' ;;
+    "No local configuration or data"*) printf '没有需要备份的本地配置或数据' ;;
+    "Creating a root-only recovery backup at "*) printf '正在创建仅 root 可读的恢复备份：%s' "${message#Creating a root-only recovery backup at }" ;;
+    "Failed to remove the dedicated"*) printf '删除 Kaidi 专用服务账号失败' ;;
+    "Processes owned by the removed"*) printf '删除服务账号后仍有进程运行' ;;
+    "Keeping pre-existing user"*) printf '保留预先存在的用户：%s' "${message#Keeping pre-existing user }" ;;
+    "Keeping group "*) printf '保留仍被其他账号使用的用户组：%s' "${message#Keeping group }" ;;
+    "External MySQL data and reverse-proxy configuration will not be modified") printf '不会修改外部 MySQL 数据和反向代理配置' ;;
+    "Local Kaidi installation state has been removed") printf '本地 Kaidi 安装文件、服务和运行状态已删除' ;;
+    "Recovery backup: "*) printf '恢复备份：%s' "${message#Recovery backup: }" ;;
+    "Use a new empty MySQL database for the next installation") printf '重新安装时请使用新的空 MySQL 数据库' ;;
+    *) printf '%s' "$message" ;;
+  esac
+}
+
+log() { printf '[kaidi-purge] %s\n' "$(localize_message "$*")"; }
+die() { printf '[kaidi-purge] 错误：%s\n' "$(localize_message "$*")" >&2; exit 1; }
 
 systemd_available() {
   command -v systemctl >/dev/null 2>&1 && [ -d /run/systemd/system ]
@@ -40,6 +71,10 @@ validate_inputs() {
       ;;
   esac
   [ ! -L "$BACKUP_ROOT" ] || die "The recovery backup root must not be a symbolic link"
+  case "$DELETE_RECOVERY_BACKUP" in
+    true|false) ;;
+    *) die "KAIDI_PURGE_DELETE_BACKUP must be true or false" ;;
+  esac
 }
 
 stop_systemd_units() {
@@ -206,7 +241,20 @@ remove_managed_paths() {
 }
 
 remove_download_archives() {
-  rm -f -- /tmp/kaidi-finance-*.tar.gz
+  rm -f -- \
+    /tmp/kaidi-finance-*.tar.gz \
+    /tmp/kaidi-purge.sh \
+    /tmp/kaidi-SHA256SUMS \
+    /tmp/kaidi-install.sh
+}
+
+verify_managed_paths_removed() {
+  local path
+  for path in "$APP_ROOT" "$BAOTA_ROOT" "$CONFIG_ROOT" "$STATE_ROOT" \
+    "$UPDATE_STATE_ROOT" "$LOG_ROOT" "$FIRST_LOGIN_FILE"; do
+    [ ! -e "$path" ] && [ ! -L "$path" ] \
+      || die "卸载后仍发现受管路径：$path"
+  done
 }
 
 remove_service_identity() {
@@ -258,9 +306,15 @@ main() {
   remove_download_archives
   remove_service_identity
   stop_managed_processes false
+  verify_managed_paths_removed
   log "Local Kaidi installation state has been removed"
   if [ -n "$BACKUP_ARCHIVE" ]; then
     log "Recovery backup: $BACKUP_ARCHIVE"
+    if [ "$DELETE_RECOVERY_BACKUP" = true ]; then
+      rm -f -- "$BACKUP_ARCHIVE"
+      rmdir -- "$BACKUP_ROOT" >/dev/null 2>&1 || true
+      log "已按 KAIDI_PURGE_DELETE_BACKUP=true 删除恢复备份"
+    fi
   fi
   log "Use a new empty MySQL database for the next installation"
 }

deploy/update.sh

@@ -30,6 +30,7 @@ HEALTH_URL=${KAIDI_HEALTH_URL:-http://127.0.0.1:18080/actuator/health}
 APP_INDEX_URL=${KAIDI_APP_INDEX_URL:-http://127.0.0.1:18080/}
 LOCK_FILE=$STATE_ROOT/update.lock
 BACKUP_ROOT=${KAIDI_BACKUP_ROOT:-$STATE_ROOT/backups}
+DB_BACKUP_MODE=${KAIDI_DB_BACKUP_MODE:-skip}
 UPDATER_PATH=${KAIDI_UPDATER_PATH:-$APP_ROOT/bin/update.sh}
 SYSTEMD_ROOT=${KAIDI_SYSTEMD_ROOT:-/etc/systemd/system}
 LOG_ROOT=${KAIDI_LOG_ROOT:-/var/log/kaidi}
@@ -40,38 +41,174 @@ WORK_DIR=
 CACHE_TEMP=
 RELEASE_AUTH_HEADER_FILE=
 TARGET_VERSION=
+REQUEST_ID=
+REQUEST_ACTION=
 TERMINAL_STATUS_WRITTEN=false
 DOWNLOAD_PID=
 DOWNLOAD_PGID=
 LAST_DOWNLOAD_SPEED=0
 SURFACE_FAILURE=
+LOG_LOCALE=${KAIDI_LOG_LOCALE:-zh-CN}
+
+localize_message() {
+  message=$1
+  [ "$LOG_LOCALE" = en ] && { printf '%s' "$message"; return; }
+  # A rollback failure must keep the manual-recovery signal visible even when
+  # the original reason also contains a more specific error prefix.
+  case "$message" in
+    *"rollback is incomplete and manual recovery is required"*)
+      printf '新版本应用验证失败，回滚未完成，需要人工恢复'
+      return
+      ;;
+  esac
+  case "$message" in
+    "Update health-check settings must be non-negative integers") printf '更新健康检查参数必须是非负整数' ;;
+    "Update health-check attempts must be at least 1") printf '更新健康检查次数至少为 1' ;;
+    "KAIDI_PROCESS_MANAGER must be systemd or baota") printf 'KAIDI_PROCESS_MANAGER 只能是 systemd 或 baota' ;;
+    "KAIDI_UPDATE_SHUTDOWN_ATTEMPTS must be a positive integer") printf 'KAIDI_UPDATE_SHUTDOWN_ATTEMPTS 必须是正整数' ;;
+    "KAIDI_UPDATE_SHUTDOWN_ATTEMPTS must be at least 1") printf 'KAIDI_UPDATE_SHUTDOWN_ATTEMPTS 至少为 1' ;;
+    "KAIDI_PID_FILE must be an absolute path") printf 'KAIDI_PID_FILE 必须是绝对路径' ;;
+    "KAIDI_RUNTIME_ENV_FILE must be an absolute path") printf 'KAIDI_RUNTIME_ENV_FILE 必须是绝对路径' ;;
+    "KAIDI_DB_BACKUP_MODE must be skip or mysqldump") printf 'KAIDI_DB_BACKUP_MODE 只能是 skip 或 mysqldump' ;;
+    "Setup runtime environment must be a regular file") printf '安装向导运行时配置必须是普通文件' ;;
+    "Setup runtime environment is not readable") printf '安装向导运行时配置不可读' ;;
+    "Setup runtime environment is too large") printf '安装向导运行时配置过大' ;;
+    "Setup runtime environment has an unexpected owner") printf '安装向导运行时配置属主不正确' ;;
+    "Setup runtime environment must not be writable"*) printf '安装向导运行时配置不能被组或其他用户写入' ;;
+    "Setup runtime environment contains an invalid line") printf '安装向导运行时配置包含无效行' ;;
+    "Setup runtime environment "*) printf '安装向导运行时配置错误，请检查 application.env' ;;
+    "Setup runtime database port is invalid") printf '安装向导数据库端口无效' ;;
+    "Database configuration is invalid: DB_URL is missing"*) printf '数据库配置无效：缺少 DB_URL，未重启应用' ;;
+    "Database configuration is invalid: database host and name are missing"*) printf '数据库配置无效：缺少数据库主机或库名，未重启应用' ;;
+    "Database configuration is invalid: DB_URL does not match"*) printf '数据库配置无效：DB_URL 与主机、端口、库名不一致，未重启应用' ;;
+    "UPDATE_RELEASE_TOKEN is invalid") printf 'UPDATE_RELEASE_TOKEN 无效' ;;
+    "UPDATE_RELEASE_BASE_URL or UPDATE_RELEASE_API_URL is not configured") printf '未配置更新源地址' ;;
+    "Service user "*" is missing") printf '缺少服务用户：%s' "$(printf '%s' "${message#Service user }" | sed 's/ is missing$//')" ;;
+    "Service user "*" is not a member"*) printf '服务用户不属于指定服务组' ;;
+    "runuser is required") printf '需要 runuser' ;;
+    "setsid is required") printf '需要 setsid' ;;
+    "Managed application or update directories could not be prepared") printf '应用或更新目录准备失败' ;;
+    "Writable update directories could not be prepared") printf '可写更新目录准备失败' ;;
+    "Private update directories could not be prepared") printf '私有更新目录准备失败' ;;
+    "Private update queue directories could not be prepared") printf '私有更新队列目录准备失败' ;;
+    "Downloading signed release "*) printf '正在下载已签名版本：%s' "${message#Downloading signed release }" ;;
+    "Release "*" download completed") printf '版本下载完成：%s' "${message#Release }" ;;
+    "Validating signed release "*) printf '正在校验签名版本：%s' "${message#Validating signed release }" ;;
+    "Revalidating cached release "*) printf '正在重新校验已缓存版本：%s' "${message#Revalidating cached release }" ;;
+    "Release "*" is downloaded and verified; confirm installation") printf '版本已下载并校验，请确认安装：%s' "${message#Release }" ;;
+    "Release "*" is running") printf '版本运行中：%s' "${message#Release }" ;;
+    *"automatic update watcher could not be started"*) printf '自动更新监听器未能启动' ;;
+    "Version "*" is already installed") printf '版本已安装：%s' "${message#Version }" ;;
+    "Starting and verifying release "*) printf '正在启动并验证版本：%s' "${message#Starting and verifying release }" ;;
+    "Validating current release before switching to "*) printf '切换前正在验证当前版本（目标：%s）' "${message#Validating current release before switching to }" ;;
+    "Backing up database before installing "*) printf '安装前正在备份数据库（目标：%s）' "${message#Backing up database before installing }" ;;
+    "Database backup skipped; updater does not access MySQL") printf '已跳过数据库备份；更新器不会访问 MySQL' ;;
+    "Installing release "*) printf '正在安装版本：%s' "${message#Installing release }" ;;
+    "Update process was interrupted"*) printf '更新进程被中断，系统将执行自动恢复' ;;
+    "Update transaction evidence could not be quarantined"*) printf '更新事务证据无法隔离，已停止自动更新' ;;
+    "Update request could not be archived"*) printf '更新请求无法归档，已停止自动更新' ;;
+    "Update service is locked for manual recovery"*) printf '更新服务已锁定，需要人工恢复；新请求已拒绝' ;;
+    "Processing update request must be a regular file") printf '处理中更新请求必须是普通文件' ;;
+    "Update request must be a regular file") printf '更新请求必须是普通文件' ;;
+    "Claimed update request must be a regular file") printf '已领取的更新请求必须是普通文件' ;;
+    "Verified release cache is missing") printf '缺少已校验的发布缓存' ;;
+    "Cached release manifest is missing") printf '缺少缓存的发布清单' ;;
+    "Cached release signature is missing") printf '缺少缓存的发布签名' ;;
+    "Cached release artifact is missing") printf '缺少缓存的发布包' ;;
+    "Update request version is invalid") printf '更新请求版本无效' ;;
+    "Update request action is invalid") printf '更新请求动作无效' ;;
+    "Release manifest "*" is missing") printf '缺少发布清单资产' ;;
+    "Release manifest download failed") printf '发布清单下载失败' ;;
+    "Release manifest signature download failed") printf '发布清单签名下载失败' ;;
+    "Gitea latest Release lookup failed") printf 'Gitea 最新 Release 查询失败' ;;
+    "Release manifest signature verification failed") printf '发布清单签名校验失败' ;;
+    "Requested version is no longer the latest signed release") printf '请求版本已不是最新签名版本，请重新获取版本' ;;
+    "Release artifact download failed") printf '发布包下载失败' ;;
+    "Release artifact asset is missing") printf '缺少发布包资产' ;;
+    "Release artifact SHA-256 verification failed") printf '发布包 SHA-256 校验失败' ;;
+    "Release artifact size verification failed") printf '发布包大小校验失败' ;;
+    "Release archive contains an unsafe path") printf '发布归档包含不安全路径，已拒绝' ;;
+    "Release archive must not contain symbolic links") printf '发布归档不能包含符号链接，已拒绝' ;;
+    "Release application restart failed") printf '新版本应用重启失败' ;;
+    "Release application verification failed"*) printf '新版本应用验证失败：%s' "${message#Release application verification failed }" ;;
+    "Current release preflight failed"*) printf '当前版本预检查失败，未重启应用：%s' "${message#Current release preflight failed }" ;;
+    "Current release path is invalid"*) printf '当前版本路径无效，未重启应用' ;;
+    "Service user cannot access the release or selected Java runtime") printf '服务用户无法访问发布目录或 Java 运行时' ;;
+    "Release operations files could not be backed up") printf '旧版本运维文件备份失败' ;;
+    "Existing operations files could not be backed up") printf '已有运维文件备份失败' ;;
+    "Release directory is already active") printf '目标版本目录已处于 active 状态' ;;
+    "Failed release staging directory could not be cleaned") printf '失败版本暂存目录清理失败' ;;
+    "Release directory could not be activated") printf '目标版本目录无法启用' ;;
+    "Release ownership or permissions could not be secured") printf '目标版本目录权限保护失败' ;;
+    "Release operations validation failed") printf '发布运维文件校验失败' ;;
+    "Release public key is missing") printf '发布公钥缺失' ;;
+    "Release verification public key is missing") printf '缺少发布校验公钥' ;;
+    "Release manifest version is invalid") printf '发布清单版本无效' ;;
+    "Release artifact name is invalid") printf '发布包文件名无效' ;;
+    "Release SHA-256 is invalid") printf '发布包 SHA-256 无效' ;;
+    "Release artifact size is invalid") printf '发布包大小无效' ;;
+    "Release archive could not be listed") printf '发布归档无法读取' ;;
+    "Release archive could not be extracted") printf '发布归档无法解压' ;;
+    "Release app.jar is missing") printf '发布包缺少 app.jar' ;;
+    "Release frontend is missing") printf '发布包缺少前端入口' ;;
+    "Release version file mismatch") printf '发布包 VERSION 与目标版本不一致' ;;
+    "Release updater is missing") printf '发布包缺少更新脚本' ;;
+    "Release Baota launcher is missing") printf '发布包缺少宝塔启动脚本' ;;
+    "Release Baota initializer is missing") printf '发布包缺少宝塔初始化脚本' ;;
+    "Release application unit is missing") printf '发布包缺少应用 systemd 单元' ;;
+    "Release updater unit is missing") printf '发布包缺少更新 systemd 单元' ;;
+    "Release updater path unit is missing") printf '发布包缺少更新监听单元' ;;
+    "Verified release cache path is unsafe") printf '已校验发布缓存路径不安全' ;;
+    "Verified release cache could not be activated") printf '已校验发布缓存无法启用' ;;
+    "Database backup failed") printf '数据库备份失败' ;;
+    "Database backup is empty") printf '数据库备份为空' ;;
+    "Database backup compression failed") printf '数据库备份压缩失败' ;;
+    "mysqldump is required"*) printf '更新前需要 mysqldump；请配置 KAIDI_MYSQLDUMP_BIN 或安装客户端' ;;
+    "Release operations files could not be activated") printf '发布运维文件无法切换' ;;
+    "Release application link could not be activated") printf '应用 current 链接无法切换' ;;
+    *"previous application release was restored and verified; database backup was retained"*) printf '已恢复并验证旧版本；数据库备份已保留' ;;
+    *"previous application release was restored and verified; no database backup was created"*) printf '已恢复并验证旧版本；本次未创建数据库备份' ;;
+    *"previous application release is running"*) printf '旧版本正在运行，但运维文件需要人工检查' ;;
+    *) printf '%s' "$message" ;;
+  esac
+}
 
 case "$HEALTH_ATTEMPTS:$HEALTH_INTERVAL_SECONDS" in
-  *[!0-9:]* | :* | *:) printf '%s\n' "Update health-check settings must be non-negative integers" >&2; exit 1 ;;
+  *[!0-9:]* | :* | *:) printf '%s\n' "$(localize_message 'Update health-check settings must be non-negative integers')" >&2; exit 1 ;;
 esac
-[ "$HEALTH_ATTEMPTS" -ge 1 ] || { printf '%s\n' "Update health-check attempts must be at least 1" >&2; exit 1; }
+[ "$HEALTH_ATTEMPTS" -ge 1 ] || { printf '%s\n' "$(localize_message 'Update health-check attempts must be at least 1')" >&2; exit 1; }
 case "$PROCESS_MANAGER" in
   systemd|baota) ;;
-  *) printf '%s\n' "KAIDI_PROCESS_MANAGER must be systemd or baota" >&2; exit 1 ;;
+  *) printf '%s\n' "$(localize_message 'KAIDI_PROCESS_MANAGER must be systemd or baota')" >&2; exit 1 ;;
 esac
 case "$SHUTDOWN_ATTEMPTS" in
-  ''|*[!0-9]*) printf '%s\n' "KAIDI_UPDATE_SHUTDOWN_ATTEMPTS must be a positive integer" >&2; exit 1 ;;
+  ''|*[!0-9]*) printf '%s\n' "$(localize_message 'KAIDI_UPDATE_SHUTDOWN_ATTEMPTS must be a positive integer')" >&2; exit 1 ;;
 esac
-[ "$SHUTDOWN_ATTEMPTS" -ge 1 ] || { printf '%s\n' "KAIDI_UPDATE_SHUTDOWN_ATTEMPTS must be at least 1" >&2; exit 1; }
+[ "$SHUTDOWN_ATTEMPTS" -ge 1 ] || { printf '%s\n' "$(localize_message 'KAIDI_UPDATE_SHUTDOWN_ATTEMPTS must be at least 1')" >&2; exit 1; }
 case "$PID_FILE" in
   /*) ;;
-  *) printf '%s\n' "KAIDI_PID_FILE must be an absolute path" >&2; exit 1 ;;
+  *) printf '%s\n' "$(localize_message 'KAIDI_PID_FILE must be an absolute path')" >&2; exit 1 ;;
 esac
 case "$RUNTIME_ENV_FILE" in
   /*) ;;
-  *) printf '%s\n' "KAIDI_RUNTIME_ENV_FILE must be an absolute path" >&2; exit 1 ;;
+  *) printf '%s\n' "$(localize_message 'KAIDI_RUNTIME_ENV_FILE must be an absolute path')" >&2; exit 1 ;;
+esac
+case "${KAIDI_SKIP_DB_BACKUP:-}" in
+  true) DB_BACKUP_MODE=skip ;;
+  false)
+    [ -n "${KAIDI_DB_BACKUP_MODE:-}" ] || DB_BACKUP_MODE=mysqldump
+    ;;
+esac
+case "$DB_BACKUP_MODE" in
+  skip|mysqldump) ;;
+  *) printf '%s\n' "$(localize_message 'KAIDI_DB_BACKUP_MODE must be skip or mysqldump')" >&2; exit 1 ;;
 esac
 
 bootstrap_die() {
   if [ -f "$PROCESSING_FILE" ] && [ ! -L "$PROCESSING_FILE" ]; then
     fail "$1"
   fi
-  printf '%s\n' "$1" >&2
+  printf '%s\n' "$(localize_message "$1")" >&2
   exit 1
 }
 
@@ -149,7 +286,7 @@ validate_runtime_database_config() {
 
 status() {
   state=$1
-  message=$2
+  message=$(localize_message "$2")
   version=${3:-}
   downloaded_bytes=${4:-}
   total_bytes=${5:-}
@@ -158,10 +295,26 @@ status() {
   restart_expected_seconds=${8:-}
   previous_state=
   previous_message=
+  previous_request_id=
+  previous_action=
   if [ -f "$STATUS_FILE" ] && [ ! -L "$STATUS_FILE" ]; then
     previous_state=$(jq -r '.state // empty' "$STATUS_FILE" 2>/dev/null || true)
     previous_message=$(jq -r '.message // empty' "$STATUS_FILE" 2>/dev/null || true)
+    previous_request_id=$(jq -r '.requestId // empty | strings | select(length <= 64)' \
+      "$STATUS_FILE" 2>/dev/null || true)
+    previous_action=$(jq -r '.action // empty | strings | ascii_upcase \
+      | select(. == "DOWNLOAD" or . == "INSTALL")' "$STATUS_FILE" 2>/dev/null || true)
   fi
+  status_request_id=
+  status_action=
+  if [ -f "$PROCESSING_FILE" ] && [ ! -L "$PROCESSING_FILE" ]; then
+    status_request_id=$(jq -r '.requestId // empty | strings | select(length > 0 and length <= 64)' \
+      "$PROCESSING_FILE" 2>/dev/null || true)
+    status_action=$(jq -r '.action // empty | strings | ascii_upcase \
+      | select(. == "DOWNLOAD" or . == "INSTALL")' "$PROCESSING_FILE" 2>/dev/null || true)
+  fi
+  [ -n "$status_request_id" ] || status_request_id=${REQUEST_ID:-$previous_request_id}
+  [ -n "$status_action" ] || status_action=${REQUEST_ACTION:-$previous_action}
   tmp="$STATUS_FILE.tmp.$$"
   jq -n \
     --arg state "$state" \
@@ -172,9 +325,13 @@ status() {
     --arg bytesPerSecond "$bytes_per_second" \
     --arg downloadPercent "$download_percent" \
     --arg restartExpectedSeconds "$restart_expected_seconds" \
+    --arg requestId "$status_request_id" \
+    --arg action "$status_action" \
     --arg updatedAt "$(date -u +%Y-%m-%dT%H:%M:%SZ)" \
     '{state:$state,message:$message,updatedAt:$updatedAt}
       + (if ($version | length) > 0 then {targetVersion:$version} else {} end)
+      + (if ($requestId | length) > 0 then {requestId:$requestId} else {} end)
+      + (if ($action == "DOWNLOAD" or $action == "INSTALL") then {action:$action} else {} end)
       + (if ($downloadedBytes | test("^[0-9]+$")) then {downloadedBytes:($downloadedBytes | tonumber)} else {} end)
       + (if ($totalBytes | test("^[0-9]+$")) then {totalBytes:($totalBytes | tonumber)} else {} end)
       + (if ($bytesPerSecond | test("^[0-9]+$")) then {bytesPerSecond:($bytesPerSecond | tonumber)} else {} end)
@@ -227,9 +384,10 @@ complete_request() {
 
 fail() {
   TERMINAL_STATUS_WRITTEN=true
-  status FAILED "$1" "${TARGET_VERSION:-}"
+  message=$(localize_message "$1")
+  status FAILED "$message" "${TARGET_VERSION:-}"
   archive_processing_request || true
-  printf '%s\n' "$1" >&2
+  printf '%s\n' "$message" >&2
   exit 1
 }
 
@@ -601,7 +759,10 @@ mysqldump_bin() {
 
 backup_database() {
   DATABASE_BACKUP=
-  [ "${KAIDI_SKIP_DB_BACKUP:-false}" = "true" ] && return
+  if [ "$DB_BACKUP_MODE" = skip ]; then
+    event INFO BACKING_UP '数据库备份已跳过；更新器不会访问 MySQL'
+    return 0
+  fi
   mkdir -p "$BACKUP_ROOT"
   chmod 0700 "$BACKUP_ROOT"
   dump_file=$(mktemp "$BACKUP_ROOT/.mysql-dump.XXXXXX.sql")
@@ -609,26 +770,16 @@ backup_database() {
   backup_tmp="$backup.tmp.$$"
   chmod 0600 "$dump_file"
 
-  if [ -n "${KAIDI_DB_CONTAINER:-}" ] && command -v docker >/dev/null 2>&1 \
+  dump_bin=$(mysqldump_bin || true)
-    && docker inspect "$KAIDI_DB_CONTAINER" >/dev/null 2>&1; then
+  [ -n "$dump_bin" ] || {
-    if ! docker exec -e MYSQL_PWD="${KAIDI_DB_PASSWORD:-}" "$KAIDI_DB_CONTAINER" \
+    rm -f "$dump_file" "$backup_tmp"
-      mysqldump --single-transaction --routines --triggers \
+    fail "mysqldump is required before installing an update; set KAIDI_MYSQLDUMP_BIN or install it in a standard MySQL bin directory"
-      -u "${KAIDI_DB_USERNAME:-kaidi}" "${KAIDI_DB_NAME:-kaidi_finance}" > "$dump_file"; then
+  }
-      rm -f "$dump_file" "$backup_tmp"
+  if ! MYSQL_PWD=${KAIDI_DB_PASSWORD:-} "$dump_bin" --single-transaction --routines --triggers \
-      fail "Database backup failed"
+    -h "${KAIDI_DB_HOST:-127.0.0.1}" -P "${KAIDI_DB_PORT:-3306}" \
-    fi
+    -u "${KAIDI_DB_USERNAME:-kaidi}" "${KAIDI_DB_NAME:-kaidi_finance}" > "$dump_file"; then
-  else
+    rm -f "$dump_file" "$backup_tmp"
-    dump_bin=$(mysqldump_bin || true)
+    fail "Database backup failed"
-    [ -n "$dump_bin" ] || {
-      rm -f "$dump_file" "$backup_tmp"
-      fail "mysqldump is required before installing an update; set KAIDI_MYSQLDUMP_BIN or install it in a standard MySQL bin directory"
-    }
-    if ! MYSQL_PWD=${KAIDI_DB_PASSWORD:-} "$dump_bin" --single-transaction --routines --triggers \
-      -h "${KAIDI_DB_HOST:-127.0.0.1}" -P "${KAIDI_DB_PORT:-3306}" \
-      -u "${KAIDI_DB_USERNAME:-kaidi}" "${KAIDI_DB_NAME:-kaidi_finance}" > "$dump_file"; then
-      rm -f "$dump_file" "$backup_tmp"
-      fail "Database backup failed"
-    fi
   fi
 
   [ -s "$dump_file" ] || {
@@ -643,8 +794,12 @@ backup_database() {
   mv -f "$backup_tmp" "$backup"
   DATABASE_BACKUP=$backup
   rm -f "$dump_file"
-  find "$BACKUP_ROOT" -type f -name 'mysql-*.sql.gz' -printf '%T@ %p\n' \
+  # Keep the newest five backups without relying on GNU find's -printf; the
-    | sort -nr | awk 'NR > 5 {sub(/^[^ ]+ /, ""); print}' | xargs -r rm -f
+  # updater is also exercised on BSD/macOS fixtures during release checks.
+  # shellcheck disable=SC2012 # Generated backup names contain no whitespace.
+  LC_ALL=C ls -1t "$BACKUP_ROOT"/mysql-*.sql.gz 2>/dev/null \
+    | awk 'NR > 5' \
+    | while IFS= read -r old_backup; do rm -f -- "$old_backup"; done
 }
 
 atomic_install() {
@@ -796,26 +951,30 @@ rollback_active_transaction() {
     && verify_app_surface "$previous_target"; then
     remove_failed_release "$failed_release"
     if [ "$operations_restored" = true ]; then
+      database_backup_record=$(transaction_value database-backup)
       rm -rf "$ACTIVE_TRANSACTION"
-      fail "$reason; previous application release was restored and verified; database backup was retained"
+      if [ -n "$database_backup_record" ] || [ -n "${DATABASE_BACKUP:-}" ]; then
+        fail "$reason; previous application release was restored and verified; database backup was retained"
+      fi
+      fail "$reason; previous application release was restored and verified; no database backup was created"
     fi
     fail "$reason; previous application release is running, but operations restoration requires manual review; transaction evidence was retained"
   fi
   TERMINAL_STATUS_WRITTEN=true
   recovery_guard_failed=false
   if ! archive_processing_request; then
-    printf '%s\n' "Update request could not be archived after an incomplete rollback" >&2
+    printf '%s\n' "$(localize_message 'Update request could not be archived after an incomplete rollback')" >&2
     recovery_guard_failed=true
   fi
   if ! quarantine_active_transaction; then
-    printf '%s\n' "Update transaction evidence could not be quarantined after an incomplete rollback" >&2
+    printf '%s\n' "$(localize_message 'Update transaction evidence could not be quarantined after an incomplete rollback')" >&2
     recovery_guard_failed=true
   fi
   if [ "$recovery_guard_failed" = true ]; then
     systemctl stop "$UPDATE_PATH_NAME" >/dev/null 2>&1 || true
   fi
   status RECOVERY_REQUIRED "$reason; rollback is incomplete and manual recovery is required" "${TARGET_VERSION:-}"
-  printf '%s\n' "$reason; rollback is incomplete and manual recovery is required" >&2
+  printf '%s\n' "$(localize_message "$reason; rollback is incomplete and manual recovery is required")" >&2
   exit 1
 }
 
@@ -885,7 +1044,7 @@ if [ -f "$STATUS_FILE" ] && [ ! -L "$STATUS_FILE" ] \
   if ! archive_processing_request; then
     systemctl stop "$UPDATE_PATH_NAME" >/dev/null 2>&1 || true
   fi
-  printf '%s\n' "Update service is locked for manual recovery; new requests are rejected" >&2
+  printf '%s\n' "$(localize_message 'Update service is locked for manual recovery; new requests are rejected')" >&2
   exit 1
 fi
 
@@ -898,6 +1057,8 @@ TARGET_VERSION=$REQUESTED_VERSION
 REQUEST_ACTION=$(jq -er '(.action // "INSTALL") | strings | ascii_upcase
   | select(. == "DOWNLOAD" or . == "INSTALL")' "$PROCESSING_FILE") \
   || fail "Update request action is invalid"
+REQUEST_ID=$(jq -r '.requestId // empty | strings | select(length > 0 and length <= 64)' \
+  "$PROCESSING_FILE" 2>/dev/null || true)
 prepare_update_layout
 reset_event_log
 load_runtime_database_env
@@ -1053,7 +1214,11 @@ write_transaction_value previous-target "$PREVIOUS_TARGET"
 write_transaction_value release-dir "$RELEASE_DIR"
 write_transaction_value phase PREPARED
 
-status BACKING_UP "Backing up database before installing $TARGET_VERSION" "$TARGET_VERSION"
+if [ "$DB_BACKUP_MODE" = mysqldump ]; then
+  status BACKING_UP "Backing up database before installing $TARGET_VERSION" "$TARGET_VERSION"
+else
+  status BACKING_UP "Database backup skipped; updater does not access MySQL" "$TARGET_VERSION"
+fi
 backup_database
 [ -z "${DATABASE_BACKUP:-}" ] || write_transaction_value database-backup "$DATABASE_BACKUP"
 if ! backup_operations; then

docs/财务系统开发交付总方案.md

@@ -4,7 +4,7 @@
 > 版本：V3.26（Preview.9 公共 Release 一键安装）<br>
 > 状态：第一版 Preview 候选包已具备 22 页功能框架、核心业务链和可部署制品；PAGE-13/14 已通过模块验收，PAGE-12/16/17/18/19/20/21/22 为 `IMPLEMENTED_PENDING_ACCEPTANCE`，PAGE-15 正式业务矩阵仍为 `IN_PROGRESS`；整套 R1 尚未达到第 12.9 节 Definition of Done，不得把 Preview 上线等同于甲方最终验收<br>
 > 编制依据：2026-08-05 腾讯会议转写、14 张 OA 表单、财务岗位职责资料、项目管理流程图<br>
-> 最新项目决策：按既定 Java/TDesign 技术栈交付第一版 Preview；2026-08-17 已完成 PAGE-08 来源、记账、档案双向穿透，PAGE-20 审计稳定排序/筛选/脱敏导出、PAGE-21 权限与配置、PAGE-22 公共 Gitea 签名在线更新、OA-04/OA-06 动态附件矩阵、OA-06 财务终审付款投影、Release/SBOM/依赖门禁、Linux i386/i486/i586/i686 外部 MySQL 8.4.x 单命令安装、更新请求持久领取/中断恢复/数据库备份校验/回滚健康复核，以及隔离超级管理员全部功能权限和全局数据范围；本轮新增 PAGE-23 首次安装向导、无业务数据库启动上下文、MySQL 8.4 DDL/DML 预检、一次性安装码和安装状态锁定，数据库基线新增 `V072`。远端仓库 `https://git.awaioi.com/ERP-Team/kaidi.git` 与 Release 均已公开；安装和在线更新默认不使用 Token，安装器内置发布公钥指纹，推送符合 SemVer 的 `v*` tag 后由带签名密钥的发布流程生成 Release；PAGE-15 完整业务矩阵继续保持 `DRAFT`，须经 D-02/D-09 确认后才允许作为正式规则发布<br>
+> 最新项目决策：按既定 Java/TDesign 技术栈交付第一版 Preview；2026-08-17 已完成 PAGE-08 来源、记账、档案双向穿透，PAGE-20 审计稳定排序/筛选/脱敏导出、PAGE-21 权限与配置、PAGE-22 公共 Gitea 签名在线更新、OA-04/OA-06 动态附件矩阵、OA-06 财务终审付款投影、Release/SBOM/依赖门禁、Linux i386/i486/i586/i686 外部 MySQL 8.4.x 单命令安装、更新请求持久领取/中断恢复/数据库备份校验/回滚健康复核，以及隔离超级管理员全部功能权限和全局数据范围；本轮新增 PAGE-23 首次安装向导、无业务数据库启动上下文、只校验 JDBC 配置格式（安装器不调用 MySQL 客户端、不执行 DDL/DML）、一次性安装码和安装状态锁定，数据库基线新增 `V072`。远端仓库 `https://git.awaioi.com/ERP-Team/kaidi.git` 与 Release 均已公开；安装和在线更新默认不使用 Token，安装器内置发布公钥指纹，推送符合 SemVer 的 `v*` tag 后由带签名密钥的发布流程生成 Release；PAGE-15 完整业务矩阵继续保持 `DRAFT`，须经 D-02/D-09 确认后才允许作为正式规则发布<br>
 > 实际开发技术：Java 17 + Spring Boot 3.5.16 + MyBatis 3.0.5 + MySQL 8.4 + TDesign Vue Next Starter；前端仍只允许在现有 `frontend/` Starter 中原位增加菜单、页面、组件和真实功能
 > 文档性质：本项目唯一 PRD、SPEC、开发任务书、测试验收与交付基线<br>
 > 文档用途：甲方需求确认、产品设计、开发拆分、测试验收和交付培训<br>
@@ -68,7 +68,7 @@
 | --- | --- |
 | 页面层级 | PAGE-03～21 以路由合同面包屑作为静态页面名称的唯一可见来源；工作台、列表、台账、报表和配置页删除内容区重复的模块名、页面名及功能说明，只保留读屏标题和紧凑操作栏。项目详情、表单详情继续显示不与面包屑重复的业务编号、对象名称和状态 |
 | Preview.6 | 在 Preview.5 基础上，窄屏表格固定列统一降级为横向滚动列，顶部账号文本增加省略保护；通过 TypeScript、ESLint、Stylelint、Vitest `10 files / 56 tests`、production build/hygiene、完整 Playwright `198/198`（含 390px 固定列几何回归）；真实 Edge 复测权限与配置、系统更新、财务工作台和记账准备页面无整体横向溢出或控件重叠 |
-| Preview.8 安装向导 | 新增 PAGE-23 独立无库启动上下文；首次访问 `/setup` 以一次性安装码验证 MySQL 8.4 连接及 DDL/DML，执行 Flyway、创建自定义 `SYSTEM_ADMIN` 和全局权限，写入受限运行时配置并锁定向导；32 位 curl 路径不再把数据库密码放进命令行，安装完成后的修复重装优先读取运行时覆盖文件；通过 Java 编译、无库 HTTP smoke、TDesign 输入可访问性和 setup wizard Playwright 回归 |
+| Preview.8 安装向导 | 新增 PAGE-23 独立无库启动上下文；安装器只保存端口和向导启动配置，不连接数据库、不执行 SQL；首次访问 `/setup` 以一次性安装码接收外部 MySQL 连接信息，点击完成后由应用执行 Flyway、创建自定义 `SYSTEM_ADMIN` 和全局权限，写入受限运行时配置并锁定向导；32 位 curl 路径不再把数据库密码放进命令行，安装完成后的修复重装优先读取运行时覆盖文件；通过 Java 编译、无库 HTTP smoke、TDesign 输入可访问性和 setup wizard Playwright 回归 |
 | 超级管理员权限 | V071 将 `SYSTEM_ADMIN` 固定为隔离超级管理员，逐条授予全部 `iam_permission` 和无额度 `GLOBAL` scope，并由启动同步补齐后续权限；前端菜单、直链和按钮统一放行全部 PAGE-04～21。管理员可管理跨人员表单/导入/付款草稿，PAGE-15 增加仅管理员可见的“全部付款”，三类业务工作台显示跨人员项目、资金、档案和全部待办；审批实际处理人、SOD、状态机、资金、附件安全和审计继续强制执行 |
 | OA-06 付款投影 | V070 发布 OA-06 v2，新增生效合同、供应商和已确认应付稳定引用；财务终审在来源审批事务内生成 `OFFLINE_PENDING` 付款，执行付款检查、冻结项目资金并追加资金流水。余额不足等投影失败时来源状态、审批任务、付款、资金控制和流水整体回滚；不产生银行付款指令，不接网银、U 盾或第三方平台 |
 | OA 动态附件矩阵 | OA-04/OA-06 的条件附件行支持 TDesign 布尔开关、长文本、不涉及原因和嵌套文件上传；仅 `required=true` 的行要求文件或原因，可选空行不阻断。上传状态按字段和表格单元隔离，上传期间锁定刷新、保存、校验和提交；更新请求不再携带创建专用字段，校验前自动保存当前草稿 |
@@ -76,10 +76,10 @@
 | 第一版 Preview | PAGE-01～22 页面和菜单框架齐备，真实前后端核心链保持可用；Preview 上线与整套 R1 最终验收分开计量 |
 | 来源表格校验 | V068 为 14 类 OA 的 33 个 TABLE 字段补齐嵌套类型、必填和文件引用规则；V069 保留 OA-02 v1 历史账户表格契约，避免 v2 字段追溯污染 |
 | PAGE-20 审计 | 增加不可变事件序号、四种稳定排序、URL 查询状态、同排序 CSV 导出、脱敏详情及 OpenAPI `422` 参数门禁 |
-| PAGE-22 在线更新 | 更新源固定为公共 Gitea Latest Release API，默认不使用 Token；“获取版本”只读取最新版本信息，发现新版本后由管理员点击“立即更新”开始下载。下载、验签完成进入 `READY/下载完成` 后显示“立即更新并重启”。安装健康检查成功后页面从 10 秒倒计时自动刷新；刷新、短暂断线或命令响应丢失时恢复状态轮询。后台只写固定结构请求，由 root oneshot 服务验签、验哈希、备份、切换和回滚，不接受页面传入地址、Token 或命令 |
+| PAGE-22 在线更新 | 更新源固定为公共 Gitea Latest Release API，默认不使用 Token；“获取版本”只读取最新版本信息，发现新版本后由管理员点击“立即更新”开始下载。下载、验签完成进入 `READY/下载完成` 后显示“立即更新并重启”。安装健康检查成功后页面从 10 秒倒计时自动刷新；刷新、短暂断线或命令响应丢失时恢复状态轮询。后台只写固定结构请求，由 root oneshot 服务验签、验哈希、按配置选择是否调用已有 `mysqldump`、切换和回滚，不接受页面传入地址、Token 或命令 |
 | Release 工程 | `.gitea/workflows/release.yml` 监听严格 SemVer `v*` tag；Maven `revision`、npm、JAR、前后端 SBOM、签名 manifest 与 tag 必须同版本。工作流执行 Java/前端/OpenAPI/Playwright/依赖审计，使用至少 3072 位 RSA 密钥生成并独立验收恰好 9 个资产；先创建不可见草稿、逐项上传并核对名称/大小，最后发布为可被 `/releases/latest` 读取的正式 Release |
-| Linux 32 位 | i386/i486/i586/i686 下载 Java 17 i686 JRE；JRE 元数据和归档均使用仅允许 HTTPS/TLS 1.2 及以上的受限下载器；由于 MySQL 8.4 无对应服务端镜像，要求预置外部 MySQL 8.4.x，curl 安装只开启 `/setup` 向导，数据库密码在浏览器中提交并完成连接、版本及 DDL/DML 预检 |
+| Linux 32 位 | i386/i486/i586/i686 下载 Java 17 i686 JRE；JRE 元数据和归档均使用仅允许 HTTPS/TLS 1.2 及以上的受限下载器；由于 MySQL 8.4 无对应服务端镜像，要求预置外部 MySQL 8.4.x，curl 安装只开启 `/setup` 向导，数据库密码在浏览器中提交；安装器不安装 MySQL、不运行 MySQL 客户端，点击完成安装后由应用在专用 schema 中执行迁移 |
-| 更新可靠性 | 下载和安装拆为两个持久动作；下载阶段不停止业务服务，安装阶段只接受同版本 `READY` 缓存并重新验签。公共 Gitea 默认不使用 Token；如改接私有镜像，Token 仅从权限为 `0600` 的 root 配置/临时文件读取，不进入 `curl` 参数、页面、状态或日志，且只允许同源 API/资产使用；请求原子领取到持久 `processing`，systemd 限制失败重试；`mysqldump`、新旧版本健康和回滚均有独立门禁，跨来源拒绝、成功、健康回滚、下载失败、备份失败和不安全请求夹具纳入 CI |
+| 更新可靠性 | 下载和安装拆为两个持久动作；下载阶段不停止业务服务，安装阶段只接受同版本 `READY` 缓存并重新验签。公共 Gitea 默认不使用 Token；如改接私有镜像，Token 仅从权限为 `0600` 的 root 配置/临时文件读取，不进入 `curl` 参数、页面、状态或日志，且只允许同源 API/资产使用；请求原子领取到持久 `processing`，systemd 限制失败重试；数据库备份默认为 `skip`，只有显式配置 `KAIDI_DB_BACKUP_MODE=mysqldump` 才调用已有工具；新旧版本健康和回滚均有独立门禁，跨来源拒绝、成功、健康回滚、下载失败、备份失败和不安全请求夹具纳入 CI |
 | 阶段口径 | 把“开发前冻结”更新为“R1 开发中”；明确模块级验收与整套 R1 交付是两个层级，避免一页完成后虚报整套系统完成 |
 | PAGE-13 页面 | 完成合同执行汇总、筛选、服务端分页、来源下钻、CSV 导出、合同详情及变更/结算/应付操作；页面仅使用现有 TDesign Starter 和 TDesign 组件 |
 | PAGE-13 后端 | 新增 `contractcost:payable:create`，项目经理可登记但不可确认；同人登记/确认返回 `422 SOD_VIOLATION`；应付必须关联已批准 OA-04，结算必须关联已批准 OA-11，同一来源不得重复消费 |
@@ -2200,9 +2200,9 @@ staging/production 使用 Linux 容器或等价受控服务：反向代理仅对
 
 运行日志在线保留 180 天；审计、导出和敏感访问日志首期按 10 年保留且不自动删除，最终保管期限由 D-09 确认。归档或到期处理必须由授权管理员显式执行、先导出校验并记录审批和哈希；处于项目档案、争议或审计冻结的记录不得处理。
 
-第一版 Preview 的固定交付路径为私有 Gitea `ERP-Team/kaidi` 的 Git tag → Gitea Actions 全量门禁 → RSA 签名 Release → Linux 安装器。CI 先创建 draft，上传并核对恰好 9 个资产后再发布，生产服务器只读 Release API/资产，不执行 `git pull` 或现场编译。64 位 Linux 可由安装器创建 MySQL 8.4 容器；i386/i486/i586/i686 必须先准备外部 MySQL 8.4.x、数据库和具备本库 DDL/DML 权限的账号。两类主机均只运行一组经安装器 SHA-256、固定公钥指纹和只读 Gitea Token 保护的 curl 命令，具体可复制命令、占位符、建库、健康检查、停用和排障命令以仓库根 `README.md` 为准。
+第一版 Preview 的固定交付路径为私有 Gitea `ERP-Team/kaidi` 的 Git tag → Gitea Actions 全量门禁 → RSA 签名 Release → Linux 安装器。CI 先创建 draft，上传并核对签名资产后再发布，生产服务器只读 Release API/资产，不执行 `git pull` 或现场编译。所有架构均必须先准备外部 MySQL 8.4.x、专用空 schema 和具备本库迁移所需权限的账号；安装器不创建 MySQL 容器、不安装数据库、不调用 MySQL 客户端，也不执行 DDL/DML。点击首次向导的完成安装后，应用才在用户指定 schema 中运行 Flyway 并初始化管理员。在线更新默认不访问数据库；仅在显式设置 `KAIDI_DB_BACKUP_MODE=mysqldump` 时调用宿主机已有工具生成备份，不调用 Docker 或管理数据库服务。两类主机均只运行经安装器 SHA-256、固定公钥指纹保护的 curl 命令，具体可复制命令、健康检查、停用和排障命令以仓库根 `README.md` 为准。
 
-在线更新是部署运维能力，不是 OA、银行、税务或财务业务第三方集成。它只允许访问 root 配置中固定的 HTTPS Gitea Release API 和同源资产，页面不能改变地址；生产可按网络策略禁用。下载缓存、请求领取、运维备份和事务阶段保存在 `/var/lib/kaidi-update`，主机重启后先恢复未提交事务；安装前必须确认 `mysqldump` 成功并生成 root-only 压缩备份。签名包内的应用、updater、systemd 单元和 Nginx 配置以临时文件加原子移动切换；配置、新版本直连、Nginx 健康、更新 path unit 和静态首页任一失败时恢复旧应用和旧运维文件，并再次验证旧版本健康。数据库迁移继续遵守至少一个版本向后兼容，数据库恢复须按备份恢复演练单独执行。
+在线更新是部署运维能力，不是 OA、银行、税务或财务业务第三方集成。它只允许访问 root 配置中固定的 HTTPS Gitea Release API 和同源资产，页面不能改变地址；生产可按网络策略禁用。下载缓存、请求领取、运维备份和事务阶段保存在 `/var/lib/kaidi-update`，主机重启后先恢复未提交事务；数据库备份默认为 `skip`，只有显式配置 `KAIDI_DB_BACKUP_MODE=mysqldump` 才生成 root-only 压缩备份。签名包内的应用、updater、systemd 单元和 Nginx 配置以临时文件加原子移动切换；配置、新版本直连、Nginx 健康、更新 path unit 和静态首页任一失败时恢复旧应用和旧运维文件，并再次验证旧版本健康。数据库迁移继续遵守至少一个版本向后兼容，若未启用备份则由运维在更新前自行完成外部备份。
 
 ### 11.15 全栈工程硬规范
 
@@ -2891,7 +2891,7 @@ PAGE-16 全类回归曾暴露测试证据文件路径硬编码与应用 `finance
 | 合同与供应链 | OpenAPI、Actionlint、ShellCheck 通过；npm 完整依赖树 `0 vulnerabilities` | CI 仍在 tag 发布时从干净环境重新执行全部门禁 |
 | 更新可靠性 | 成功切换、健康失败回滚、Release 下载失败、`mysqldump` 失败和不安全请求拒绝五类夹具通过 | 覆盖持久 processing/transaction、普通文件门禁、有效失败状态、0600 备份、应用、updater、systemd、Nginx、新旧健康验证和失败 Release 清理；真实 Linux systemd 主机仍须冒烟 |
 | Release 制品 | `1.0.0-preview.1` 应用 tar、RSA 3072 签名 manifest、公钥、SHA-256 清单、安装器、前后端 CycloneDX SBOM 统一生成并互相绑定；签名清单同时绑定应用、SBOM、安装器、公钥、bootstrap 摘要和源码修订，Maven、npm、JAR、SBOM 与 manifest 严格同版本，tag CI 强制干净来源 | 应用包 SHA-256=`45c44070b4b0857f202ea5767441f684bdda28095276e0ea1c75cd31dcddf39b`，安装器 SHA-256=`bf50b8ca0fcd1aebf2c05f0d80fa362a482f46ecf6e07f7cf5aa5d05d6370c21`，公钥 SHA-256=`807c6aec1dc3f7ce494db16aa9d763c66f292033c38f328afd0390d2715a8cd9`；当前本地候选清单明确为 `source.ref=local`、`source.dirty=true`，实际 Git Release 仍待目标仓库 |
-| Linux 32 位 | 安装器 fixture 验证 i386/i486/i586/i686 均选择 Java 17 i686 JRE；外部 MySQL 8.4.x 先做连接、版本、DDL/DML 预检 | 属于“外部数据库已预置后的单命令安装”，不是 32 位主机内置 MySQL；正式 i686 systemd 主机仍须实装 |
+| Linux 32 位 | 安装器 fixture 验证 i386/i486/i586/i686 均选择 Java 17 i686 JRE；安装阶段只验证 JDBC 配置格式，数据库连接和迁移在首次向导完成安装时执行 | 属于“外部数据库已预置后的单命令安装”，不是 32 位主机内置 MySQL；正式 i686 systemd 主机仍须实装 |
 
 **Preview 放行结论**：代码和本地签名制品满足第一版 Preview 候选条件，P0 代码阻断为零。实际对外 Release 只剩目标 GitHub 仓库、Release URL、CI 签名 Secret、公钥指纹 Variable 和服务器地址等部署输入；这些输入未配置前，不把本地候选包描述成已经公网部署。
 
@@ -2997,7 +2997,7 @@ PAGE-16 全类回归曾暴露测试证据文件路径硬编码与应用 `finance
 | 项目 | 结果 | 说明 |
 | --- | --- | --- |
 | 首次访问 | 已实现 | `KAIDI_SETUP_WIZARD=true` 时正式业务 DataSource、Flyway、JDBC Session 和业务路由不启动；`GET /api/v1/setup/status` 在无业务数据库时返回 `required=true`，前端 `/setup` 为未登录公共页 |
-| 数据库配置 | 已实现 | 首版只开放 MySQL 8.4.x；向导先执行版本和临时表 CREATE/INSERT/UPDATE/DROP 权限验证，再执行 72 个 Flyway 迁移；非空且无 Flyway 历史的数据库被拒绝 |
+| 数据库配置 | 已实现 | 首版只开放 MySQL 8.4.x；向导的“测试连接”只读取版本，不修改数据库；管理员明确点击“完成安装”后才执行迁移权限检查、字符集准备、Flyway 迁移和管理员初始化；非空或已有不一致迁移历史的数据库会在完成阶段给出可定位错误 |
 | 管理员初始化 | 已实现 | 操作者填写账号、显示名称和密码；创建 `SYSTEM_ADMIN`、逐项全局权限范围，并用 `kaidi_setup_installation` 单例状态支持提交后重试，避免重复创建超级管理员 |
 | 锁定与恢复 | 已实现 | 一次性安装码只保存 SHA-256；完成后原子写运行时环境和锁定标记，systemd 重启进入正式模式；向导未完成时可用 `REINSTALL=true + KAIDI_SETUP_WIZARD=true` 恢复并重新生成安装码，已锁定/正式模式拒绝该路径 |
 | 32 位 curl | 已实现 | i386/i486/i586/i686 只下载 i686 Java 17 JRE，不传数据库密码；管理员预建 MySQL 8.4 数据库后在 `/setup` 输入连接信息 |

frontend/e2e/setup-wizard.e2e.ts

@@ -32,8 +32,8 @@ test('first-run wizard tests MySQL, creates the administrator and stays responsi
             successful: true,
             databaseType: 'MYSQL',
             serverVersion: '8.4.6',
-            schemaReady: true,
+            schemaReady: false,
-            message: 'MySQL 8.4 连接、排序规则和完整迁移权限验证通过',
+            message: 'MySQL 8.4 只读连接验证通过；尚未修改数据库，点击完成安装后才会执行迁移',
           },
         },
       });
@@ -61,7 +61,11 @@ test('first-run wizard tests MySQL, creates the administrator and stays responsi
   await page.getByLabel('数据库密码').fill('fixture-db-password');
   await page.getByLabel('安装码').fill('fixture-setup-code');
   await page.getByRole('button', { name: '测试连接' }).click();
-  await expect(page.getByText('MySQL 8.4 连接、排序规则和完整迁移权限验证通过')).toBeVisible();
+  await expect(
+    page.locator('.t-alert__description').filter({
+      hasText: 'MySQL 8.4 只读连接验证通过；尚未修改数据库，点击完成安装后才会执行迁移',
+    }),
+  ).toBeVisible();
   await page.getByRole('button', { name: '下一步' }).click();
 
   await page.getByLabel('管理员密码').fill('SetupAdmin@2026Strong');
@@ -110,8 +114,8 @@ test('confirms completion after the setup response is interrupted by a service r
             successful: true,
             databaseType: 'MYSQL',
             serverVersion: '8.4.6',
-            schemaReady: true,
+            schemaReady: false,
-            message: 'MySQL 8.4 连接、排序规则和完整迁移权限验证通过',
+            message: 'MySQL 8.4 只读连接验证通过；尚未修改数据库，点击完成安装后才会执行迁移',
           },
         },
       });
@@ -169,8 +173,8 @@ test('leaves the completed wizard when post-completion status polling is unavail
             successful: true,
             databaseType: 'MYSQL',
             serverVersion: '8.4.6',
-            schemaReady: true,
+            schemaReady: false,
-            message: 'MySQL 8.4 连接、排序规则和完整迁移权限验证通过',
+            message: 'MySQL 8.4 只读连接验证通过；尚未修改数据库，点击完成安装后才会执行迁移',
           },
         },
       });

frontend/e2e/system-update.e2e.ts

@@ -1,7 +1,13 @@
 import type { Page, Route } from '@playwright/test';
 import { expect, test } from '@playwright/test';
 
-const permissions = ['admin:user:view', 'admin:user:create', 'admin:update:view', 'admin:update:execute'];
+const permissions = [
+  'admin:user:view',
+  'admin:user:create',
+  'admin:update:view',
+  'admin:update:execute',
+  'audit:log:view',
+];
 
 function envelope(data: unknown) {
   return { data, requestId: '01M00000000000000000000090' };
@@ -111,8 +117,13 @@ async function installFixture(
   let state = recoveryPending ? 'RECOVERY_REQUIRED' : initialState || 'IDLE';
   let progressDeadline = 0;
   let restartDeadline = 0;
+  let terminalHistoryRecorded = false;
   const history: Array<Record<string, unknown>> = [];
-  const recordHistory = (actionCode: string, targetVersion = '1.0.0-preview.2') => {
+  const recordHistory = (
+    actionCode: string,
+    targetVersion = '1.0.0-preview.2',
+    reason = actionCode === 'SYSTEM_UPDATE_REQUEST' ? '管理员确认立即更新并重启' : null,
+  ) => {
     history.unshift({
       publicId: `01M00000000000000000000${String(history.length + 1).padStart(3, '0')}`,
       eventSequence: history.length + 1,
@@ -123,9 +134,12 @@ async function installFixture(
       objectType: 'SYSTEM_UPDATE',
       objectPublicId: 'SYSTEM_UPDATE',
       resultCode: 'SUCCESS',
-      reason: actionCode === 'SYSTEM_UPDATE_REQUEST' ? '管理员确认立即更新并重启' : null,
+      reason,
       beforeJson: null,
-      afterJson: JSON.stringify({ targetVersion }),
+      afterJson: JSON.stringify({
+        targetVersion,
+        ...(actionCode === 'SYSTEM_UPDATE_SUCCEEDED' ? { state: 'SUCCEEDED' } : {}),
+      }),
       occurredAt: '2026-08-16T00:02:00Z',
       allowedActions: [],
     });
@@ -156,6 +170,10 @@ async function installFixture(
         return route.abort('connectionrefused');
       }
       if (state === 'RUNNING' && restartDeadline > 0) state = 'SUCCEEDED';
+      if (state === 'SUCCEEDED' && !terminalHistoryRecorded) {
+        recordHistory('SYSTEM_UPDATE_SUCCEEDED', '1.0.0-preview.2', '新版本已通过健康检查');
+        terminalHistoryRecorded = true;
+      }
       const response = updateView(state, checked, enabled, recoveryPending);
       if (state === 'DOWNLOADING' && Date.now() >= progressDeadline) state = 'READY';
       if (completeBusyAfterFirstRead && state === 'INSTALLING') state = 'SUCCEEDED';
@@ -192,6 +210,9 @@ async function installFixture(
       return route.fulfill({ json: envelope(queued) });
     }
     if (pathname === '/api/v1/audit/logs' && request.method() === 'GET') {
+      const query = new URL(request.url()).searchParams;
+      expect(query.get('occurredFrom')).toBe('1970-01-01T00:00:00Z');
+      expect(query.get('objectType')).toBe('SYSTEM_UPDATE');
       return route.fulfill({
         json: {
           data: history,
@@ -393,6 +414,10 @@ test('successful installation starts the ten-second automatic refresh countdown'
   await expect(page.getByText('新版本已通过健康检查，页面将在 10 秒后自动刷新。', { exact: true })).toBeVisible({
     timeout: 5_000,
   });
+  const historyPanel = page.locator('.history-panel');
+  const completedRow = historyPanel.locator('tr').filter({ hasText: '更新完成' });
+  await expect(completedRow).toContainText('1.0.0-preview.2');
+  await expect(completedRow).toContainText('新版本已通过健康检查');
 });
 
 test('reloading during installation resumes polling and starts the refresh countdown', async ({ page }) => {

frontend/src/pages/governance/SystemUpdatePage.vue

@@ -2,14 +2,18 @@
   <div class="system-update-page">
     <h1 class="page-title-sr-only">系统更新</h1>
 
-    <header class="page-header page-header--actions-only" aria-label="页面操作">
-      <t-button variant="outline" :loading="statusLoading || historyLoading" @click="refreshPage">
-        <template #icon><t-icon name="refresh" /></template>
-        刷新状态
-      </t-button>
-    </header>
-
     <section class="update-panel" aria-label="系统版本与更新操作">
+      <header class="update-toolbar" aria-label="系统更新工具栏">
+        <div class="update-toolbar__copy">
+          <h2>系统更新</h2>
+          <p>获取版本、下载校验并安全重启应用</p>
+        </div>
+        <t-button variant="outline" :loading="statusLoading || historyLoading" @click="refreshPage">
+          <template #icon><t-icon name="refresh" /></template>
+          刷新状态
+        </t-button>
+      </header>
+
       <div class="update-heading">
         <div class="version-grid">
           <div class="version-item">
@@ -107,7 +111,7 @@
       <div class="section-heading">
         <div>
           <h2>历史更新记录</h2>
-          <p>记录版本获取、下载和重启安装操作。</p>
+          <p>记录版本获取、下载、重启安装和最终执行结果。</p>
         </div>
         <span>最近 {{ historyRows.length }} 条</span>
       </div>
@@ -442,6 +446,7 @@ async function loadHistory(silent = false) {
   }
   try {
     const result = await getAuditLogs({
+      occurredFrom: '1970-01-01T00:00:00Z',
       objectType: 'SYSTEM_UPDATE',
       sort: 'occurredAt,desc',
       page: 1,
@@ -720,6 +725,9 @@ function actionLabel(action: string) {
       SYSTEM_UPDATE_CHECK: '获取版本',
       SYSTEM_UPDATE_DOWNLOAD_REQUEST: '下载更新包',
       SYSTEM_UPDATE_REQUEST: '立即更新并重启',
+      SYSTEM_UPDATE_SUCCEEDED: '更新完成',
+      SYSTEM_UPDATE_FAILED: '更新失败',
+      SYSTEM_UPDATE_RECOVERY_REQUIRED: '更新需人工恢复',
     }[action] || action
   );
 }
@@ -782,7 +790,7 @@ onBeforeUnmount(() => {
   min-width: 0;
 }
 
-.page-header,
+.update-toolbar,
 .update-heading,
 .update-actions,
 .section-heading,
@@ -791,10 +799,6 @@ onBeforeUnmount(() => {
   align-items: center;
 }
 
-.page-header {
-  justify-content: flex-end;
-}
-
 .update-panel,
 .history-panel {
   width: 100%;
@@ -818,6 +822,31 @@ onBeforeUnmount(() => {
   min-width: 0;
 }
 
+.update-toolbar {
+  justify-content: space-between;
+  gap: 20px;
+  min-width: 0;
+  padding-bottom: 2px;
+}
+
+.update-toolbar__copy {
+  min-width: 0;
+}
+
+.update-toolbar__copy h2 {
+  margin: 0;
+  color: var(--td-text-color-primary);
+  font-size: 18px;
+  line-height: 26px;
+}
+
+.update-toolbar__copy p {
+  margin: 4px 0 0;
+  color: var(--td-text-color-secondary);
+  font-size: 13px;
+  line-height: 20px;
+}
+
 .version-grid {
   display: grid;
   grid-template-columns: repeat(3, minmax(150px, 1fr));
@@ -1022,6 +1051,16 @@ onBeforeUnmount(() => {
     gap: 12px;
   }
 
+  .update-toolbar {
+    align-items: flex-start;
+    flex-direction: column;
+    gap: 10px;
+  }
+
+  .update-toolbar :deep(.t-button) {
+    width: 100%;
+  }
+
   .update-actions,
   .update-actions :deep(.t-button) {
     width: 100%;

frontend/src/pages/setup/index.vue

@@ -103,6 +103,10 @@
             <t-alert v-if="connectionResult" class="connection-result" theme="success" :close-btn="false">
               {{ connectionResult.message }}（{{ connectionResult.serverVersion }}）
             </t-alert>
+            <p class="setup-hint">
+              测试连接只读取 MySQL
+              版本，不创建或修改数据库对象；点击“完成安装”后，系统才会在指定的专用空库执行迁移并创建管理员。
+            </p>
 
             <div class="setup-actions">
               <t-button theme="primary" variant="outline" type="submit" :loading="testingConnection">
@@ -290,9 +294,7 @@ const adminRules = computed<Record<string, FormRule[]>>(() => ({
 
 const databaseFingerprint = computed(() => JSON.stringify(databaseForm));
 const connectionVerified = computed(
-  () =>
+  () => Boolean(connectionResult.value?.successful) && verifiedFingerprint.value === databaseFingerprint.value,
-    Boolean(connectionResult.value?.successful && connectionResult.value.schemaReady) &&
-    verifiedFingerprint.value === databaseFingerprint.value,
 );
 
 watch(databaseFingerprint, () => {
@@ -308,7 +310,7 @@ async function testConnection(context?: SubmitContext) {
     const result = await testSetupConnection({ ...databaseForm });
     connectionResult.value = result;
     verifiedFingerprint.value = databaseFingerprint.value;
-    MessagePlugin.success('数据库连接验证通过');
+    MessagePlugin.success(result.message || '数据库只读连接验证通过');
   } catch (error) {
     connectionResult.value = null;
     errorMessage.value = (error as Error).message || '数据库连接验证失败';
@@ -469,6 +471,13 @@ h1 {
   margin-bottom: 20px;
 }
 
+.setup-hint {
+  margin: -4px 0 20px;
+  color: var(--td-text-color-secondary);
+  font-size: 13px;
+  line-height: 20px;
+}
+
 .setup-content {
   min-width: 0;
 }

frontend/src/utils/request/Axios.ts

@@ -19,6 +19,31 @@ import type { AxiosRequestConfigRetry, RequestOptions, Result } from '@/types/ax
 import { AxiosCanceler } from './AxiosCancel';
 import type { CreateAxiosOptions } from './AxiosTransform';
 
+function localizeApiError(code: string | undefined, detail: string | undefined, status?: number): string {
+  const messages: Record<string, string> = {
+    DATABASE_CONNECTION_FAILED: '数据库连接失败，请检查地址、端口、库名和账号权限',
+    DATABASE_INITIALIZATION_FAILED: '数据库初始化失败，请确认使用专用空库并检查迁移权限',
+    DATABASE_ENGINE_NOT_SUPPORTED: '当前版本仅支持 MySQL 8.4',
+    MYSQL_VERSION_UNSUPPORTED: 'MySQL 版本不受支持，需要 MySQL 8.4.x',
+    DATABASE_COLLATION_PREPARATION_FAILED: '数据库字符集或排序规则准备失败',
+    DATABASE_MIGRATION_STATE_INVALID: '数据库迁移历史无效，请使用空库或先修复迁移状态',
+    DATABASE_SCHEMA_INSPECTION_FAILED: '数据库结构检查失败',
+    SETUP_CODE_INVALID: '安装码不正确',
+    SETUP_LOCKED: '安装向导已锁定',
+    SETUP_STATE_WRITE_FAILED: '安装状态文件写入失败，请检查应用目录权限',
+    ADMIN_PASSWORD_MISMATCH: '管理员密码确认不一致',
+  };
+  if (code && messages[code]) return messages[code];
+  if (detail && /[\u4E00-\u9FFF]/.test(detail)) return detail;
+  if (status === 401) return '登录会话已失效';
+  if (status === 403) return '当前账号没有执行此操作的权限';
+  if (status === 404) return '请求的资源不存在';
+  if (status === 409) return '数据已发生变化，请刷新后重试';
+  if (status === 422) return '提交的数据未通过校验';
+  if (status && status >= 500) return '服务器处理失败，请查看服务日志';
+  return '网络请求失败，请检查网络连接后重试';
+}
+
 /**
  * Axios 模块
  */
@@ -318,7 +343,7 @@ export class VAxios {
             const problem = e.response?.data as
               { code?: string; detail?: string; requestId?: string; fieldErrors?: Record<string, string> } | undefined;
             const requestId = problem?.requestId || e.response?.headers?.['x-request-id'];
-            const message = problem?.detail || (e.response?.status === 401 ? '登录会话已失效' : '网络请求失败');
+            const message = localizeApiError(problem?.code, problem?.detail, e.response?.status);
             const error = new Error(requestId ? `${message}（请求编号：${requestId}）` : message);
             Object.assign(error, {
               code: problem?.code,

scripts/test-baota-start-fixture.sh

@@ -146,7 +146,7 @@ if KAIDI_JAVA_BIN="$WORK/java" \
   "$RELEASE/ops/baota-start.sh" > "$WORK/missing-db.out" 2>&1; then
   fail 'launcher accepted a production configuration without DB_URL'
 fi
-grep -Fq 'DB_URL is missing from the protected Kaidi configuration' "$WORK/missing-db.out" \
+grep -Fq '受保护的 Kaidi 配置缺少：DB_URL' "$WORK/missing-db.out" \
   || fail 'launcher did not report the missing database URL'
 [ ! -e "$WORK/missing-db.log" ] || fail 'launcher started Java after configuration validation failed'
 

scripts/test-git-install-fixture.sh

@@ -46,6 +46,10 @@ chmod 0755 "$FIXTURE/bin/sudo" "$FIXTURE/repo/deploy/install.sh" "$FIXTURE/repo/
 printf '%s' 'fixture-read-token' > "$FIXTURE/token"
 chmod 0600 "$FIXTURE/token"
 installer_sha256=$(sha256sum "$FIXTURE/repo/deploy/install.sh" | awk '{print $1}')
+default_installer_sha256=$(sed -n 's/^INSTALLER_SHA256=.*:-\([0-9A-Fa-f]*\)}$/\1/p' \
+  "$ROOT/deploy/install-from-git.sh")
+[ "$default_installer_sha256" = "$(sha256sum "$ROOT/deploy/install.sh" | awk '{print $1}')" ] \
+  || { printf 'Git installer default checksum is stale\n' >&2; exit 1; }
 
 PATH="$FIXTURE/bin:$PATH" \
 EXPECT_PORT=true \
@@ -81,6 +85,6 @@ if PATH="$FIXTURE/bin:$PATH" \
   printf 'Mismatched installer SHA-256 was accepted\n' >&2
   exit 1
 fi
-grep -q 'does not match the trusted SHA-256' "$FIXTURE/hash-mismatch.log"
+grep -q '与该 Git 标签的受信摘要不一致' "$FIXTURE/hash-mismatch.log"
 
 printf 'Git checkout installation wrapper fixture passed\n'

scripts/test-install-fixture.sh

@@ -24,6 +24,11 @@ mode_of() {
   sed -n '/^port_is_listening()/,/^}/p' "$ROOT/deploy/install.sh"
   sed -n '/^valid_app_port()/,/^}/p' "$ROOT/deploy/install.sh"
   sed -n '/^configure_app_port()/,/^}/p' "$ROOT/deploy/install.sh"
+  sed -n '/^configure_database()/,/^}/p' "$ROOT/deploy/install.sh"
+  sed -n '/^database_host()/,/^}/p' "$ROOT/deploy/install.sh"
+  sed -n '/^database_port()/,/^}/p' "$ROOT/deploy/install.sh"
+  sed -n '/^database_name()/,/^}/p' "$ROOT/deploy/install.sh"
+  sed -n '/^validate_database_configuration()/,/^}/p' "$ROOT/deploy/install.sh"
   sed -n '/^is_semver()/,/^}/p' "$ROOT/deploy/install.sh"
   sed -n '/^write_env_file_preserving_unknown()/,/^}/p' "$ROOT/deploy/install.sh"
   sed -n '/^normalized_host_arch()/,/^}/p' "$ROOT/deploy/install.sh"
@@ -37,16 +42,26 @@ mode_of() {
   sed -n '/^release_asset_url()/,/^}/p' "$ROOT/deploy/install.sh"
   sed -n '/^download_release_asset()/,/^}/p' "$ROOT/deploy/install.sh"
   sed -n '/^install_packages()/,/^}/p' "$ROOT/deploy/install.sh"
-  sed -n '/^mysql_client_bin()/,/^}/p' "$ROOT/deploy/install.sh"
   sed -n '/^preflight_database()/,/^}/p' "$ROOT/deploy/install.sh"
   sed -n '/^secure_release_tree()/,/^}/p' "$ROOT/deploy/install.sh"
   sed -n '/^restore_unit_state()/,/^}/p' "$ROOT/deploy/install.sh"
 } > "$WORK/helpers.sh"
 # shellcheck disable=SC1090,SC1091
 source "$WORK/helpers.sh"
+# Avoid invoking the host's macOS `log` utility while exercising extracted
+# installer helpers.
+log() { printf '%s\n' "$*" >/dev/null; }
 
 export SETUP_WIZARD=true
 preflight_database || fail 'setup wizard database preflight returned a failure status'
+REINSTALL=false
+# shellcheck disable=SC2034 # Consumed by the extracted configure_database helper.
+KAIDI_DB_URL='' KAIDI_DB_USERNAME='' KAIDI_DB_PASSWORD=''
+configure_database
+[ -z "$DB_URL$DB_USERNAME$DB_PASSWORD" ] \
+  || fail 'setup wizard retained a fake database configuration'
+[ -z "$(database_host)$(database_port)$(database_name)" ] \
+  || fail 'setup wizard exposed placeholder database coordinates to the updater'
 
 mkdir -p "$WORK/mysql-bin"
 cat > "$WORK/mysql-bin/mysql" <<'SH'
@@ -54,10 +69,21 @@ cat > "$WORK/mysql-bin/mysql" <<'SH'
 exit 0
 SH
 chmod 0755 "$WORK/mysql-bin/mysql"
-export KAIDI_MYSQL_CLIENT="$WORK/mysql-bin/mysql"
+# Production-mode validation is intentionally side-effect free: it validates
-[ "$(mysql_client_bin)" = "$WORK/mysql-bin/mysql" ] \
+# the JDBC shape but never invokes a MySQL client or emits DDL/DML.
-  || fail 'installer did not honor the explicit MySQL client path'
+SETUP_WIZARD=false
-unset KAIDI_MYSQL_CLIENT
+DB_URL='jdbc:mysql://127.0.0.1:3306/kaidi_finance?useUnicode=true'
+DB_USERNAME='fixture-user'
+DB_PASSWORD='fixture-password'
+mysql_probe_marker="$WORK/mysql-probe-called"
+cat > "$WORK/mysql-bin/mysql" <<SH
+#!/bin/sh
+printf 'called\n' > "$mysql_probe_marker"
+exit 99
+SH
+chmod 0755 "$WORK/mysql-bin/mysql"
+preflight_database || fail 'side-effect-free database configuration validation returned a failure status'
+[ ! -e "$mysql_probe_marker" ] || fail 'installer invoked a MySQL client during configuration validation'
 
 release_permissions="$WORK/release-permissions"
 mkdir -p "$release_permissions/public" "$release_permissions/ops"
@@ -299,12 +325,24 @@ grep -Fq '[ "$APP_ROOT" = /opt/kaidi ]' "$ROOT/deploy/install.sh" \
   || fail 'installer no longer rejects unsupported custom roots'
 grep -Fq '8.4.*) ;;' "$ROOT/deploy/install.sh" \
   || fail 'installer no longer enforces MySQL 8.4.x'
+! grep -Fq 'jdbc:mysql://setup.invalid' "$ROOT/deploy/install.sh" \
+  || fail 'installer still writes a fake setup database URL'
+! grep -Fq 'jdbc:mysql://setup.invalid' "$ROOT/deploy/baota-init.sh" \
+  || fail 'Baota initializer still writes a fake setup database URL'
+! grep -Fq 'KAIDI_DB_HOST setup.invalid' "$ROOT/deploy/baota-init.sh" \
+  || fail 'Baota updater still points at a fake setup database host'
+! grep -Fq 'systemctl enable --now kaidi-update.path' "$ROOT/deploy/baota-init.sh" \
+  || fail 'Baota initializer still enables the systemd updater'
+# shellcheck disable=SC2016 # Match literal initializer source.
+! grep -Fq 'install -m 0644 "$release_root/ops/kaidi-update.service"' "$ROOT/deploy/baota-init.sh" \
+  || fail 'Baota initializer still installs the systemd updater unit'
 grep -Fq '32-bit Linux deployment requires glibc' "$ROOT/deploy/install.sh" \
   || fail 'installer does not reject unsupported musl 32-bit hosts before downloading Java'
 grep -Fq '32-bit Linux deployment requires the glibc loader' "$ROOT/deploy/install.sh" \
   || fail 'installer does not reject a 32-bit host without the glibc loader'
 grep -Fq 'preflight_runtime_commands' "$ROOT/deploy/install.sh" \
   || fail 'installer does not validate required runtime commands'
+# shellcheck disable=SC2016 # Match literal installer source.
 grep -Fq 'KAIDI_MYSQLDUMP_BIN "${KAIDI_MYSQLDUMP_BIN:-}"' "$ROOT/deploy/install.sh" \
   || fail 'installer does not preserve a custom mysqldump path for online updates'
 # shellcheck disable=SC2016 # Match literal installer source.
@@ -423,8 +461,11 @@ grep -Fq 'load_runtime_database_env' "$ROOT/deploy/update.sh" \
 # shellcheck disable=SC2016 # Match literal installer source.
 grep -Fq 'install -d -o root -g "$SERVICE_GROUP" -m 0750 "$UPDATE_STATE_ROOT"' "$ROOT/deploy/install.sh" \
   || fail 'update state parent is not group-accessible to the application user'
-grep -Fq 'kaidi-finance-1.0.0-preview.34.tar.gz' "$ROOT/README.md" \
+manual_version=$(sed -n 's/^VERSION=\(1\.0\.0-preview\.[0-9][0-9]*\)$/\1/p' "$ROOT/README.md" | sed -n '1p')
-  || fail 'README does not document the public manual-deployment artifact'
+[ -n "$manual_version" ] \
+  || fail 'README does not declare a preview version for the public manual-deployment artifact'
+grep -Fq "kaidi-finance-$manual_version.tar.gz" "$ROOT/README.md" \
+  || fail 'README does not document the public manual-deployment artifact for its declared version'
 grep -Fq 'ops/baota-init.sh' "$ROOT/README.md" \
   || fail 'README does not document the local Baota initialization command'
 grep -Fq 'FINANCE_UPDATE_ENABLED false' "$ROOT/deploy/baota-init.sh" \

scripts/test-update-fixture.sh

@@ -46,7 +46,7 @@ if KAIDI_APP_ROOT="$WORK/bootstrap/app" \
   sh "$ROOT/deploy/update.sh" > "$WORK/bootstrap.log" 2>&1; then
   fail 'updater accepted a missing service identity during bootstrap'
 fi
-grep -Fq "Service user $missing_service_user is missing" "$WORK/bootstrap.log" \
+grep -Fq '缺少服务用户' "$WORK/bootstrap.log" \
   || fail 'updater bootstrap failure did not preserve its diagnostic'
 [ "$(jq -r '.state' "$WORK/bootstrap/state/status.json")" = FAILED ] \
   || fail 'updater bootstrap failure did not persist FAILED'
@@ -297,9 +297,12 @@ write_request() {
   local fixture=$1
   local version=$2
   local action=$3
+  local request_id=01M00000000000000000000091
+  [ "$action" = INSTALL ] && request_id=01M00000000000000000000092
   mkdir -p "$fixture/state/inbox"
-  jq -n --arg action "$action" --arg version "$version" \
+  jq -n --arg action "$action" --arg version "$version" --arg requestId "$request_id" \
-    '{action:$action,version:$version,reason:"fixture"}' > "$fixture/state/inbox/request.json"
+    '{action:$action,version:$version,reason:"fixture",requestId:$requestId,
+      requestedAt:"2026-08-19T00:00:00Z"}' > "$fixture/state/inbox/request.json"
 }
 
 download_and_prepare_install() {
@@ -309,6 +312,9 @@ download_and_prepare_install() {
   run_update "$fixture" success
   [ "$(jq -r '.state' "$fixture/state/status.json")" = READY ] \
     || fail 'download phase did not persist READY'
+  [ "$(jq -r '.requestId' "$fixture/state/status.json")" = 01M00000000000000000000091 ] \
+    && [ "$(jq -r '.action' "$fixture/state/status.json")" = DOWNLOAD ] \
+    || fail 'download phase did not preserve request correlation'
   [ "$(readlink "$fixture/app/current")" = "$fixture/app/releases/1.0.0-preview.1" ] \
     || fail 'download phase changed the active application'
   [ -s "$fixture/state/cache/$version/release.tar.gz" ] \
@@ -330,6 +336,7 @@ run_update() {
   local fixture=$1
   local health=$2
   local skip_backup=${3:-true}
+  local backup_mode=${4:-}
   env \
     PATH="$fixture/mock-bin:$PATH" \
     REAL_OPENSSL="$REAL_OPENSSL" \
@@ -353,6 +360,7 @@ run_update() {
     KAIDI_UPDATER_PATH="$fixture/app/bin/update.sh" \
     KAIDI_RUNTIME_ENV_FILE="$fixture/runtime.env" \
     KAIDI_SKIP_DB_BACKUP="$skip_backup" \
+    KAIDI_DB_BACKUP_MODE="$backup_mode" \
     KAIDI_UPDATE_HEALTH_ATTEMPTS=1 \
     KAIDI_UPDATE_HEALTH_INTERVAL_SECONDS=0 \
     UPDATE_RELEASE_BASE_URL="${FIXTURE_RELEASE_BASE_URL-https://release.fixture.invalid}" \
@@ -366,6 +374,20 @@ run_update() {
     "$ROOT/deploy/update.sh"
 }
 
+assert_database_backup_opt_in_case() {
+  local fixture="$WORK/database-backup-opt-in"
+  local version='1.0.0-preview.2'
+  mkdir -p "$fixture"
+  write_mock_commands "$fixture/mock-bin"
+  build_release "$fixture" "$version"
+  prepare_installation "$fixture" "$version"
+  download_and_prepare_install "$fixture" "$version"
+
+  run_update "$fixture" success false mysqldump
+  find "$fixture/state/backups" -type f -name 'mysql-*.sql.gz' -print -quit | grep -q . \
+    || fail 'explicit mysqldump mode did not create a database backup'
+}
+
 assert_private_gitea_release_case() {
   local fixture="$WORK/private-gitea"
   local version='1.0.0-preview.2'
@@ -431,6 +453,9 @@ assert_success_case() {
     || fail 'success case did not activate the signed updater'
   [ "$(jq -r '.state' "$fixture/state/status.json")" = SUCCEEDED ] \
     || fail 'success case did not persist SUCCEEDED'
+  [ "$(jq -r '.requestId' "$fixture/state/status.json")" = 01M00000000000000000000092 ] \
+    && [ "$(jq -r '.action' "$fixture/state/status.json")" = INSTALL ] \
+    || fail 'success case did not preserve install request correlation'
   [ ! -e "$fixture/state/processing/request.json" ] \
     || fail 'success case left a claimed request behind'
   grep -qx 'daemon-reload' "$fixture/systemctl.log" || fail 'systemd units were not reloaded'
@@ -476,7 +501,7 @@ assert_update_path_failure_keeps_application_case() {
     || fail 'path watcher failure rolled back a healthy application'
   [ "$(jq -r '.state' "$fixture/state/status.json")" = SUCCEEDED ] \
     || fail 'path watcher failure did not preserve successful application state'
-  grep -Fq 'automatic update watcher could not be started' "$fixture/state/status.json" \
+  grep -Fq '自动更新监听器未能启动' "$fixture/state/status.json" \
     || fail 'path watcher failure did not preserve its diagnostic'
 }
 
@@ -492,7 +517,7 @@ assert_rollback_case() {
   if run_update "$fixture" fail-new > "$fixture/update.log" 2>&1; then
     fail 'rollback case unexpectedly succeeded'
   fi
-  grep -q 'previous application release was restored and verified' "$fixture/update.log" \
+  grep -q '已恢复并验证旧版本' "$fixture/update.log" \
     || fail 'rollback case did not report a complete restoration'
   [ "$(readlink "$fixture/app/current")" = "$fixture/app/releases/1.0.0-preview.1" ] \
     || fail 'rollback case did not restore the previous application'
@@ -506,6 +531,9 @@ assert_rollback_case() {
     || fail 'rollback case did not restart both the candidate and restored releases'
   [ "$(jq -r '.state' "$fixture/state/status.json")" = FAILED ] \
     || fail 'rollback case did not persist FAILED'
+  [ "$(jq -r '.requestId' "$fixture/state/status.json")" = 01M00000000000000000000092 ] \
+    && [ "$(jq -r '.action' "$fixture/state/status.json")" = INSTALL ] \
+    || fail 'rollback case did not preserve install request correlation'
   [ ! -e "$fixture/app/releases/$version" ] \
     || fail 'rollback case left the failed release installed'
   find "$fixture/state/failed" -type f -name 'request-*.json' -print -quit | grep -q . \
@@ -524,7 +552,7 @@ assert_incomplete_rollback_requires_manual_recovery_case() {
   if run_update "$fixture" fail-after-first > "$fixture/update.log" 2>&1; then
     fail 'incomplete rollback case unexpectedly succeeded'
   fi
-  grep -Fq 'manual recovery is required' "$fixture/update.log" \
+  grep -Fq '需要人工恢复' "$fixture/update.log" \
     || fail 'incomplete rollback case did not require explicit recovery'
   [ ! -e "$fixture/state/processing/request.json" ] \
     || fail 'incomplete rollback case left an automatically retriggered processing request'
@@ -534,6 +562,9 @@ assert_incomplete_rollback_requires_manual_recovery_case() {
     || fail 'incomplete rollback case did not quarantine transaction evidence'
   [ "$(jq -r '.state' "$fixture/state/status.json")" = RECOVERY_REQUIRED ] \
     || fail 'incomplete rollback case did not lock the updater for recovery'
+  [ "$(jq -r '.requestId' "$fixture/state/status.json")" = 01M00000000000000000000092 ] \
+    && [ "$(jq -r '.action' "$fixture/state/status.json")" = INSTALL ] \
+    || fail 'incomplete rollback case did not preserve install request correlation'
   find "$fixture/state/failed" -type f -name 'request-*.json' -print -quit | grep -q . \
     || fail 'incomplete rollback case did not archive its claimed request'
 
@@ -602,7 +633,7 @@ assert_unhealthy_baseline_blocks_restart_case() {
   if run_update "$fixture" fail > "$fixture/update.log" 2>&1; then
     fail 'unhealthy baseline unexpectedly reached installation'
   fi
-  grep -Fq 'Current release preflight failed' "$fixture/update.log" \
+  grep -Fq '当前版本预检查失败' "$fixture/update.log" \
     || fail 'unhealthy baseline did not preserve its preflight diagnostic'
   ! grep -Eq '^(start|restart|stop) kaidi-finance.service$' "$fixture/systemctl.log" \
     || fail 'unhealthy baseline restarted the application'
@@ -633,7 +664,7 @@ EOF
   if run_update "$fixture" success > "$fixture/update.log" 2>&1; then
     fail 'invalid database URL unexpectedly reached installation'
   fi
-  grep -Fq 'DB_URL does not match the configured MySQL host, port, and database' "$fixture/update.log" \
+  grep -Fq 'DB_URL 与主机、端口、库名不一致' "$fixture/update.log" \
     || fail 'structurally invalid JDBC URL did not preserve its diagnostic'
   ! grep -q '^restart kaidi-finance.service$' "$fixture/systemctl.log" \
     || fail 'invalid database URL restarted the application'
@@ -655,7 +686,7 @@ assert_symlink_request_rejected() {
   if run_update "$fixture" success > "$fixture/update.log" 2>&1; then
     fail 'symlink request case unexpectedly succeeded'
   fi
-  grep -q 'Update request must be a regular file' "$fixture/update.log" \
+  grep -q '更新请求必须是普通文件' "$fixture/update.log" \
     || fail 'symlink request case did not report the unsafe request'
   [ "$(cat "$fixture/sentinel")" = 'operator-owned sentinel' ] \
     || fail 'symlink request case changed the link target'
@@ -679,7 +710,7 @@ assert_install_without_verified_cache_rejected() {
   if run_update "$fixture" success > "$fixture/update.log" 2>&1; then
     fail 'install without cache unexpectedly succeeded'
   fi
-  grep -q 'Verified release cache is missing' "$fixture/update.log" \
+  grep -q '缺少已校验的发布缓存' "$fixture/update.log" \
     || fail 'install without cache did not report the missing verified cache'
   [ "$(readlink "$fixture/app/current")" = "$fixture/app/releases/1.0.0-preview.1" ] \
     || fail 'install without cache changed the active application'
@@ -699,6 +730,8 @@ printf '[update-fixture] download-failure\n'
 assert_download_failure_case
 printf '[update-fixture] database-backup-failure\n'
 assert_database_failure_case
+printf '[update-fixture] database-backup-opt-in\n'
+assert_database_backup_opt_in_case
 printf '[update-fixture] unhealthy-baseline\n'
 assert_unhealthy_baseline_blocks_restart_case
 printf '[update-fixture] invalid-database-url\n'