diff --git a/.task/feature-iam-role-permission-linked-capabilities.md b/.task/archive/feature-iam-role-permission-linked-capabilities.md
similarity index 96%
rename from .task/feature-iam-role-permission-linked-capabilities.md
rename to .task/archive/feature-iam-role-permission-linked-capabilities.md
index b44e7cde..2dd9a648 100644
--- a/.task/feature-iam-role-permission-linked-capabilities.md
+++ b/.task/archive/feature-iam-role-permission-linked-capabilities.md
@@ -1,6 +1,6 @@
 # feature/iam-role-permission-linked-capabilities 任务卡
 
-任务主记录：PR #628 https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Dev/pulls/628；状态：进行中；owner：weichen
+任务主记录：PR #628 https://git-home.u1680832.nyat.app:30319/weichen/Agent-System-Dev/pulls/628；状态：已完成（回填）；owner：weichen
 
 ## 基线与授权
 
@@ -153,7 +153,7 @@
   - ci/test-pg 失败原因：PostgreSQL+pgvector+Redis 服务未就绪
   - ci/svc-realcombo 失败原因：SQLite+Redis 服务未就绪
 
-## 结果与验证（完成后填写）
+## 结果与验证
 
 - 结果：
 - 验证：<结论摘要 PASS/FAIL/SKIP/NOT_RUN 逐项；逐条证据由 make evidence 写入上方证据表>
@@ -217,3 +217,9 @@
   "receipt_path": "/home/weichen/.cache/agent-system-dev/evidence/8ff8d4dd5f4fe50bf0b779d5de7c989c8eab122babf7bee5ba6237de8640f2af.json"
 }
 ```
+
+## 闭合记录（card-autoclose 回填）
+
+- 依据：merge ac594c90e536cfb670e94680f045a6c8247a2513（PR #643）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 'IAM L1 → main: capability-association + single-role-authority + capability-exposure + frontend-auto-discover + 7-canonical-two-trees (U1/U2/U3/U4/U7 + U5-Backend)' (#643) from feature/iam-role-permission-linked-capabilities 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。
diff --git a/.task/feature-cursor-explicit-model-auto.md b/.task/feature-cursor-explicit-model-auto.md
index d12a2084..c6824caf 100644
--- a/.task/feature-cursor-explicit-model-auto.md
+++ b/.task/feature-cursor-explicit-model-auto.md
@@ -270,3 +270,78 @@
   "receipt_path": "/home/weichen/.cache/agent-system-dev/evidence/8cba28efa634b39f395787b9ab213398c002c0a585221d6f050c77280824a919.json"
 }
 ```
+
+<!-- Local receipt: SELF. Digests detect corruption; they do not authenticate a reviewer or CI. -->
+```json
+{
+  "summary_schema": 1,
+  "source": "SELF",
+  "timestamp": "2026-10-20T03:57:53.830073+00:00",
+  "command": "make task-sync",
+  "exit_code": 0,
+  "cwd": "/home/weichen/projects/Agent-System-Dev-wt-feature-cursor-explicit-model-auto",
+  "before_head": "e8cf50fb3f9deff94a9499921bacb6e5d2552108",
+  "after_head": "e8cf50fb3f9deff94a9499921bacb6e5d2552108",
+  "branch": "feature/cursor-explicit-model-auto",
+  "target_branch": "main",
+  "target_head": "ac594c90e536cfb670e94680f045a6c8247a2513",
+  "root_target": "main",
+  "immediate_target": "main",
+  "before_tracked_diff_sha256": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
+  "after_tracked_diff_sha256": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
+  "output_tail": [
+    "make[1]: Entering directory '/home/weichen/projects/Agent-System-Dev-wt-feature-cursor-explicit-model-auto'",
+    "[worktree] before-sync: recursive component checks passed",
+    "[worktree] before-update: recursive component checks passed",
+    "[worktree] materialize: recursive component checks passed",
+    "[worktree] after-sync: recursive component checks passed",
+    "[evidence] WARN JSON receipt line 121: recorded HEAD predates non-card changes ——关键检查须重跑并以 make evidence 重新写入",
+    "[synced] sync_base=ac594c90e536cfb670e94680f045a6c8247a2513 tested_head=e8cf50fb3f9deff94a9499921bacb6e5d2552108 checked_at=2026-10-20T03:58:47Z changed=0 sync_target=main",
+    "[next] 跑正式验收（make test 等），证据写入任务卡",
+    "make[1]: Leaving directory '/home/weichen/projects/Agent-System-Dev-wt-feature-cursor-explicit-model-auto'"
+  ],
+  "output_sha256": "87c7c6e85e7c7fbae5df8e2fc60123d345e043ab0fe2d822fb07e1a20ed7a39c",
+  "receipt_sha256": "43fcec3baa078cfeeb4b10d9c4f3e0554dba0f27792e1151a225bdf7d91541b1",
+  "receipt_path": "/home/weichen/.cache/agent-system-dev/evidence/43fcec3baa078cfeeb4b10d9c4f3e0554dba0f27792e1151a225bdf7d91541b1.json"
+}
+```
+
+<!-- Local receipt: SELF. Digests detect corruption; they do not authenticate a reviewer or CI. -->
+```json
+{
+  "summary_schema": 1,
+  "source": "SELF",
+  "timestamp": "2026-10-20T03:58:56.449775+00:00",
+  "command": "make precheck",
+  "exit_code": 2,
+  "cwd": "/home/weichen/projects/Agent-System-Dev-wt-feature-cursor-explicit-model-auto",
+  "before_head": "e8cf50fb3f9deff94a9499921bacb6e5d2552108",
+  "after_head": "e8cf50fb3f9deff94a9499921bacb6e5d2552108",
+  "branch": "feature/cursor-explicit-model-auto",
+  "target_branch": "main",
+  "target_head": "ac594c90e536cfb670e94680f045a6c8247a2513",
+  "root_target": "main",
+  "immediate_target": "main",
+  "before_tracked_diff_sha256": "4317988e164abd60d49c490603d566068c2fce4ab71bd785fc0cdf2c1b0ebb4f",
+  "after_tracked_diff_sha256": "4317988e164abd60d49c490603d566068c2fce4ab71bd785fc0cdf2c1b0ebb4f",
+  "output_tail": [
+    "make[1]: Entering directory '/home/weichen/projects/Agent-System-Dev-wt-feature-cursor-explicit-model-auto'",
+    "[repo]   branch=feature/cursor-explicit-model-auto head=e8cf50fb3f",
+    "[remote] origin/main=ac594c90e5 ahead=4 behind=0",
+    "[tree]   dirty(1) submodules_drift=0 uninit=0",
+    "[worktrees] linked=8",
+    "[cards] 已合入未闭合任务卡:feature-iam-role-permission-linked-capabilities.md——make task-close 回填归档（主检出运行）",
+    "[initiatives] local cards (not authoritative): none",
+    "[hooks]   core.hooksPath=scripts/hooks（pre-commit/post-merge 实际接线）",
+    "[facts]   policy/facts.md 6 条事实均在有效期内",
+    "[required-reading] core/baseline.md, workflows/delivery.md §1, policy/delivery.md, standards/collaboration.md（树脏=他人或未收尾现场，不得写入）",
+    "[R0] ac594c90e5（完整：ac594c90e536cfb670e94680f045a6c8247a2513）",
+    "[verdict] SHARED_WORKSPACE_BUSY — 工作树不干净，不得写入；先收尾或经 owner 确认",
+    "make[1]: *** [Makefile:40: precheck] Error 3",
+    "make[1]: Leaving directory '/home/weichen/projects/Agent-System-Dev-wt-feature-cursor-explicit-model-auto'"
+  ],
+  "output_sha256": "2f0b15c181f2d0683f8c7b71ea16af91ac32206a5dcdaa2723015c8db8742ca2",
+  "receipt_sha256": "ab41cab72ef0a1e70cabdc5dd98152d4173659722144b49cd300d96a8b314af2",
+  "receipt_path": "/home/weichen/.cache/agent-system-dev/evidence/ab41cab72ef0a1e70cabdc5dd98152d4173659722144b49cd300d96a8b314af2.json"
+}
+```