fix: recover stuck background updates

server/app.ts

@@ -59,6 +59,7 @@ import {
   checkForUpdate,
   publicCheckFromCache,
   publicUpdateJob,
+  reconcileOrphanedUpdateJobs,
   readCachedRelease,
   writeUpdateRequest,
   type UpdateRequest,
@@ -939,6 +940,7 @@ export async function buildApp(database: DatabaseContext, config: AppConfig) {
     // Release metadata and task state should never be stored by an upstream
     // proxy or a shared browser cache.
     reply.header("Cache-Control", "no-store");
+    reconcileOrphanedUpdateJobs(database.sqlite, config);
     const cached = publicCheckFromCache(database.sqlite, config);
     const row = database.sqlite.prepare(`
       SELECT id, operation, status, version, platform, asset_name AS assetName,
@@ -956,6 +958,7 @@ export async function buildApp(database: DatabaseContext, config: AppConfig) {
 
   app.post("/api/update/check", { preHandler: guard(database, config), bodyLimit: 32 * 1024 }, async (request, reply) => {
     try {
+      reconcileOrphanedUpdateJobs(database.sqlite, config);
       // Disabled/dev installs do not contact a release endpoint, so repeated
       // checks are local status reads and should remain immediately usable.
       if (config.updateStrategy !== "disabled") {
@@ -995,6 +998,7 @@ export async function buildApp(database: DatabaseContext, config: AppConfig) {
     let applyAuditRecorded = false;
     let applyAuditTarget: string | undefined;
     try {
+    reconcileOrphanedUpdateJobs(database.sqlite, config);
     if (config.updateStrategy !== "systemd") {
       throw new AppError(503, "UPDATE_NOT_AVAILABLE", "当前安装方式未启用一键更新，请使用命令行更新");
     }
@@ -1145,6 +1149,7 @@ export async function buildApp(database: DatabaseContext, config: AppConfig) {
 
   app.post("/api/update/download", { preHandler: guard(database, config), bodyLimit: 32 * 1024 }, async (request, reply) => {
     const input = updateDownloadSchema.parse(request.body);
+    reconcileOrphanedUpdateJobs(database.sqlite, config);
     if (config.updateStrategy !== "systemd") throw new AppError(503, "UPDATE_NOT_AVAILABLE", "当前安装方式未启用一键更新，请使用命令行更新");
     const active = database.sqlite.prepare(`SELECT id FROM update_jobs WHERE status IN (${ACTIVE_UPDATE_STATUSES.map(() => "?").join(",")}) LIMIT 1`).get(...ACTIVE_UPDATE_STATUSES) as { id: string } | undefined;
     if (active) throw new AppError(409, "UPDATE_IN_PROGRESS", "已有更新任务正在进行，请等待完成");
@@ -1175,6 +1180,7 @@ export async function buildApp(database: DatabaseContext, config: AppConfig) {
 
   app.get("/api/update/jobs/:id", { preHandler: guard(database, config) }, async (request, reply) => {
     const id = z.string().uuid().parse((request.params as { id: string }).id);
+    reconcileOrphanedUpdateJobs(database.sqlite, config);
     const row = database.sqlite.prepare(`
       SELECT id, operation, status, version, platform, asset_name AS assetName,
         size_bytes AS sizeBytes, error_message AS errorMessage,