diff --git a/.trellis/tasks/08-02-upgrade-trellis-0-6-12/check.jsonl b/.trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/check.jsonl
similarity index 100%
rename from .trellis/tasks/08-02-upgrade-trellis-0-6-12/check.jsonl
rename to .trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/check.jsonl
diff --git a/.trellis/tasks/08-02-upgrade-trellis-0-6-12/design.md b/.trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/design.md
similarity index 100%
rename from .trellis/tasks/08-02-upgrade-trellis-0-6-12/design.md
rename to .trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/design.md
diff --git a/.trellis/tasks/08-02-upgrade-trellis-0-6-12/implement.jsonl b/.trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/implement.jsonl
similarity index 100%
rename from .trellis/tasks/08-02-upgrade-trellis-0-6-12/implement.jsonl
rename to .trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/implement.jsonl
diff --git a/.trellis/tasks/08-02-upgrade-trellis-0-6-12/implement.md b/.trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/implement.md
similarity index 90%
rename from .trellis/tasks/08-02-upgrade-trellis-0-6-12/implement.md
rename to .trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/implement.md
index 79d49eed..3e7d6f8f 100644
--- a/.trellis/tasks/08-02-upgrade-trellis-0-6-12/implement.md
+++ b/.trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/implement.md
@@ -29,9 +29,9 @@
 
 ## 4. 提交与恢复
 
-- [ ] 按逻辑提交升级文件和任务证据，中文 commit message 引用 `upgrade-trellis-0-6-12`。
-- [ ] 不部署应用，不归档报销 task；升级 task 收口后恢复报销 task 的 session 当前指针。
-- [ ] 若验证失败且无法在既定范围内修复，停止并按设计回退 CLI 和受管文件，不留下半升级状态。
+- [x] 按逻辑提交升级文件和任务证据，中文 commit message 引用 `upgrade-trellis-0-6-12`（工作提交 `1c557e4`）。
+- [x] 不部署应用，不归档报销 task；升级 task 收口后恢复报销 task 的 session 当前指针。
+- [x] 回退条件未触发：全部验证通过，未留下半升级状态。
 
 ## 5. 实施证据（2026-08-02）
 
diff --git a/.trellis/tasks/08-02-upgrade-trellis-0-6-12/prd.md b/.trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/prd.md
similarity index 98%
rename from .trellis/tasks/08-02-upgrade-trellis-0-6-12/prd.md
rename to .trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/prd.md
index faa153e1..204cdcd4 100644
--- a/.trellis/tasks/08-02-upgrade-trellis-0-6-12/prd.md
+++ b/.trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/prd.md
@@ -37,7 +37,7 @@
 - [x] `session_auto_commit: false`、`codex.dispatch_mode: inline`、`workspace/` ignore 和 hyb-oa workflow overlay 均保持有效。
 - [x] 当前任务、其他活动任务、spec、workspace 和开发者身份仍可由 Trellis 脚本正常解析。
 - [x] Python 编译、task validate、上下文读取、Trellis governance、process contract、敏感内容扫描和 `git diff --check` 全部通过。
-- [ ] 变更以中文提交并引用 `upgrade-trellis-0-6-12`；不自动归档仍在运行的报销任务。
+- [x] 变更以中文提交并引用 `upgrade-trellis-0-6-12`；不自动归档仍在运行的报销任务。
 
 ## Out of Scope
 
diff --git a/.trellis/tasks/08-02-upgrade-trellis-0-6-12/task.json b/.trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/task.json
similarity index 92%
rename from .trellis/tasks/08-02-upgrade-trellis-0-6-12/task.json
rename to .trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/task.json
index 66b2661f..db9c4e4b 100644
--- a/.trellis/tasks/08-02-upgrade-trellis-0-6-12/task.json
+++ b/.trellis/tasks/archive/2026-08/08-02-upgrade-trellis-0-6-12/task.json
@@ -3,7 +3,7 @@
   "name": "upgrade-trellis-0-6-12",
   "title": "升级本机 Trellis 工作流至 0.6.12",
   "description": "将本机 Trellis CLI 与 hyb-oa 项目工作流从 0.6.9 升级到最新稳定版 0.6.12，安全合并上游模板并保留项目定制。",
-  "status": "in_progress",
+  "status": "completed",
   "dev_type": null,
   "scope": "tooling",
   "package": null,
@@ -11,7 +11,7 @@
   "creator": "shunli",
   "assignee": "shunli",
   "createdAt": "2026-08-02",
-  "completedAt": null,
+  "completedAt": "2026-08-02",
   "branch": null,
   "base_branch": "main",
   "worktree_path": null,