feat: add staged release updates

tests/update-api.test.ts

@@ -93,6 +93,35 @@ describe("更新 API", () => {
     expect(audit.map((row) => row.action)).toEqual(expect.arrayContaining(["update.checked", "update.apply_requested"]));
   });
 
+  it("先下载并暂存更新包，再由同一管理员认领应用", async () => {
+    const session = await login("update-staged");
+    mockRelease();
+    const checked = await app.inject({ method: "POST", url: "/api/update/check", headers: { origin: config.publicOrigin, cookie: session.cookies, "x-csrf-token": session.csrf }, payload: {} });
+    expect(checked.statusCode).toBe(200);
+    const downloaded = await app.inject({ method: "POST", url: "/api/update/download", headers: { origin: config.publicOrigin, cookie: session.cookies, "x-csrf-token": session.csrf }, payload: { version: "1.1.3", confirm: true } });
+    expect(downloaded.statusCode).toBe(202);
+    const downloadJobId = downloaded.json().job.id as string;
+    expect(downloaded.json().job).toMatchObject({ operation: "download", status: "queued", version: "1.1.3" });
+    const downloadRequest = JSON.parse(readFileSync(config.updateRequestPath, "utf8")) as { jobId: string; operation: string };
+    expect(downloadRequest).toMatchObject({ jobId: downloadJobId, operation: "download" });
+    expect(database.sqlite.prepare("SELECT operation, status FROM update_jobs WHERE id=?").get(downloadJobId)).toEqual({ operation: "download", status: "queued" });
+    database.sqlite.prepare("UPDATE update_jobs SET status='failed', error_message='test', updated_at=? WHERE id=?").run(Date.now(), downloadJobId);
+
+    const stagedId = randomUUID();
+    const now = Date.now();
+    database.sqlite.prepare(`INSERT INTO update_jobs(id, admin_id, session_hash, request_id, requested_at, operation, status, version, platform, release_url, asset_name, asset_url, expected_sha256, actual_sha256, download_path, created_at, updated_at) VALUES (?, ?, ?, ?, ?, 'download', 'staged', ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`)
+      .run(stagedId, (await database.sqlite.prepare("SELECT id FROM admins WHERE username=?").get("update-staged") as { id: string }).id, "session", "staged-request", now, "1.1.3", detectPlatform().target, config.updateMetadataUrl, "release.tar.gz", "https://updates.example/release.tar.gz", "c".repeat(64), "c".repeat(64), path.join(config.dataDir, "staged-workspace"), now, now);
+    const applied = await app.inject({ method: "POST", url: "/api/update/apply", headers: { origin: config.publicOrigin, cookie: session.cookies, "x-csrf-token": session.csrf }, payload: { jobId: stagedId, version: "1.1.3", confirm: true } });
+    expect(applied.statusCode).toBe(202);
+    expect(applied.json().job).toMatchObject({ id: stagedId, operation: "apply", status: "staged" });
+    expect(database.sqlite.prepare("SELECT operation, status FROM update_jobs WHERE id=?").get(stagedId)).toEqual({ operation: "apply", status: "staged" });
+    const applyRequest = JSON.parse(readFileSync(config.updateRequestPath, "utf8")) as { jobId: string; operation: string; assetUrl: string; expectedSha256: string };
+    expect(applyRequest).toMatchObject({ jobId: stagedId, operation: "apply", assetUrl: "https://updates.example/release.tar.gz", expectedSha256: "c".repeat(64) });
+    const duplicate = await app.inject({ method: "POST", url: "/api/update/apply", headers: { origin: config.publicOrigin, cookie: session.cookies, "x-csrf-token": session.csrf }, payload: { jobId: stagedId, version: "1.1.3", confirm: true } });
+    expect(duplicate.statusCode).toBe(409);
+    expect(duplicate.json().error.code).toBe("UPDATE_IN_PROGRESS");
+  });
+
   it("缺少确认或未启用 systemd 时不接受更新", async () => {
     const session = await login();
     const invalid = await app.inject({ method: "POST", url: "/api/update/apply", headers: { origin: config.publicOrigin, cookie: session.cookies, "x-csrf-token": session.csrf }, payload: { version: "1.1.3" } });