diff --git a/.task/feature-agent-quality-phase03.md b/.task/archive/feature-agent-quality-phase03.md
similarity index 99%
rename from .task/feature-agent-quality-phase03.md
rename to .task/archive/feature-agent-quality-phase03.md
index ec75ba99..f4626c11 100644
--- a/.task/feature-agent-quality-phase03.md
+++ b/.task/archive/feature-agent-quality-phase03.md
@@ -1,6 +1,6 @@
 # feature/agent-quality-phase03 任务卡
 
-任务主记录：Backend #120（组件）+ Dev PR（本分支，P3 收口）；状态：已完成；owner：weichen
+任务主记录：PR #288 https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Dev/pulls/288（merge 8033c53be3）；状态：已完成（回填）；owner：weichen
 
 ## 基线与授权
 
@@ -266,3 +266,9 @@
   "receipt_sha256": "2ce59f09ca03f8d4767d0546fb6df258f2885000d1dfee936efd96c1c8f06ab5"
 }
 ```
+
+## 闭合记录（card-autoclose 回填）
+
+- 依据：merge 8033c53be3a3423b04d16b43b34621740906d59b（PR #288）已包含于 origin/main，分支成果已落盘；本段为合入后回填。
+- 合并主题：Merge pull request 'Quality phase03: workspace tools + markdown-source pipeline (Backend #120)' (#288) from feature/agent-quality-phase03 into main
+- 归档：随闭合移入 .task/archive/；任务执行期的过程证据见原任务记录与 PR。