diff --git a/.trellis/tasks/05-28-oa-test-coverage-gap-fill/check.jsonl b/.trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/check.jsonl
similarity index 100%
rename from .trellis/tasks/05-28-oa-test-coverage-gap-fill/check.jsonl
rename to .trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/check.jsonl
diff --git a/.trellis/tasks/05-28-oa-test-coverage-gap-fill/implement.jsonl b/.trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/implement.jsonl
similarity index 100%
rename from .trellis/tasks/05-28-oa-test-coverage-gap-fill/implement.jsonl
rename to .trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/implement.jsonl
diff --git a/.trellis/tasks/05-28-oa-test-coverage-gap-fill/implement.md b/.trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/implement.md
similarity index 100%
rename from .trellis/tasks/05-28-oa-test-coverage-gap-fill/implement.md
rename to .trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/implement.md
diff --git a/.trellis/tasks/05-28-oa-test-coverage-gap-fill/prd.md b/.trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/prd.md
similarity index 100%
rename from .trellis/tasks/05-28-oa-test-coverage-gap-fill/prd.md
rename to .trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/prd.md
diff --git a/.trellis/tasks/05-28-oa-test-coverage-gap-fill/research/coverage-inspection.md b/.trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/research/coverage-inspection.md
similarity index 100%
rename from .trellis/tasks/05-28-oa-test-coverage-gap-fill/research/coverage-inspection.md
rename to .trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/research/coverage-inspection.md
diff --git a/.trellis/tasks/05-28-oa-test-coverage-gap-fill/task.json b/.trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/task.json
similarity index 92%
rename from .trellis/tasks/05-28-oa-test-coverage-gap-fill/task.json
rename to .trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/task.json
index 86b99eac..d9e56e53 100644
--- a/.trellis/tasks/05-28-oa-test-coverage-gap-fill/task.json
+++ b/.trellis/tasks/archive/2026-05/05-28-oa-test-coverage-gap-fill/task.json
@@ -3,7 +3,7 @@
   "name": "oa-test-coverage-gap-fill",
   "title": "业务流程测试覆盖缺口补齐",
   "description": "补齐业务流程自动化测试覆盖矩阵中的第一批缺口，聚焦发票验真 trigger/retry/provider/降级和票据中心动作测试。",
-  "status": "in_progress",
+  "status": "completed",
   "dev_type": null,
   "scope": "server,client,qa",
   "package": null,
@@ -11,7 +11,7 @@
   "creator": "shunli",
   "assignee": "shunli",
   "createdAt": "2026-05-28",
-  "completedAt": null,
+  "completedAt": "2026-05-28",
   "branch": null,
   "base_branch": "main",
   "worktree_path": null,