diff --git a/data/aoac/chain-report.json b/data/aoac/chain-report.json
index eaeb4c49..3fd5967f 100644
--- a/data/aoac/chain-report.json
+++ b/data/aoac/chain-report.json
@@ -1,18 +1,18 @@
 {
   "aoac_agent": "AOAC-03",
   "aoac_agent_name": "dev-chain-agent",
-  "report_id": "AOAC-CHAIN-20260412-219",
+  "report_id": "AOAC-CHAIN-20260412-508",
   "status": "complete",
-  "timestamp": "2026-04-12 14:33:17+08:00",
-  "timestamp_utc": "2026-04-12T06:33:17.014Z",
+  "timestamp": "2026-04-12 15:22:45+08:00",
+  "timestamp_utc": "2026-04-12T07:22:45.701Z",
   "fusion": {
     "dev_sentinel": "missing",
     "merge_sentinel": "present",
     "fusion_quality": "partial"
   },
   "development": {
-    "pr_number": 352,
-    "pr_title": "Fix guanghulab.com SEO/ICP landing page + guanghulab.online chat API error handling",
+    "pr_number": 353,
+    "pr_title": "fix: 阿里云 nginx 旧内容覆盖 + 新加坡 LLM 聊天密钥缺失",
     "author": "",
     "branch": "",
     "files_changed": 0,
@@ -24,7 +24,7 @@
     "overall": "failure",
     "passed": 0,
     "failed": 0,
-    "merge_commit": "65f7a85e3205209ef3e2c20b61f4329fe883df2f"
+    "merge_commit": "618afe272c47cd94c567d9ff9aa50f63fd1a4a6f"
   },
   "changes_summary": "CI: failure (✅0 ❌0)",
   "triggered_by": "AOAC-02",
diff --git a/data/aoac/chain-status.json b/data/aoac/chain-status.json
index fd4b9ca9..64e90485 100644
--- a/data/aoac/chain-status.json
+++ b/data/aoac/chain-status.json
@@ -27,8 +27,8 @@
       "name": "dev-chain-agent",
       "name_cn": "开发全链路Agent",
       "status": "completed",
-      "last_run": "2026-04-12T06:33:17.014Z",
-      "last_success": "2026-04-12T06:33:17.014Z",
+      "last_run": "2026-04-12T07:22:45.701Z",
+      "last_success": "2026-04-12T07:22:45.701Z",
       "trigger": "AOAC-02.completed"
     },
     "AOAC-04": {
diff --git a/data/aoac/history/2026-04-12/AOAC-CHAIN-20260412-508.json b/data/aoac/history/2026-04-12/AOAC-CHAIN-20260412-508.json
new file mode 100644
index 00000000..3fd5967f
--- /dev/null
+++ b/data/aoac/history/2026-04-12/AOAC-CHAIN-20260412-508.json
@@ -0,0 +1,32 @@
+{
+  "aoac_agent": "AOAC-03",
+  "aoac_agent_name": "dev-chain-agent",
+  "report_id": "AOAC-CHAIN-20260412-508",
+  "status": "complete",
+  "timestamp": "2026-04-12 15:22:45+08:00",
+  "timestamp_utc": "2026-04-12T07:22:45.701Z",
+  "fusion": {
+    "dev_sentinel": "missing",
+    "merge_sentinel": "present",
+    "fusion_quality": "partial"
+  },
+  "development": {
+    "pr_number": 353,
+    "pr_title": "fix: 阿里云 nginx 旧内容覆盖 + 新加坡 LLM 聊天密钥缺失",
+    "author": "",
+    "branch": "",
+    "files_changed": 0,
+    "additions": 0,
+    "deletions": 0,
+    "categories": {}
+  },
+  "ci_result": {
+    "overall": "failure",
+    "passed": 0,
+    "failed": 0,
+    "merge_commit": "618afe272c47cd94c567d9ff9aa50f63fd1a4a6f"
+  },
+  "changes_summary": "CI: failure (✅0 ❌0)",
+  "triggered_by": "AOAC-02",
+  "triggers_next": "AOAC-04 (readme-sync-module)"
+}
diff --git a/data/aoac/readme-sync-trigger.json b/data/aoac/readme-sync-trigger.json
index a6d0ee48..258c22bc 100644
--- a/data/aoac/readme-sync-trigger.json
+++ b/data/aoac/readme-sync-trigger.json
@@ -1,8 +1,8 @@
 {
-  "trigger_id": "AOAC-TRIGGER-20260412-219",
+  "trigger_id": "AOAC-TRIGGER-20260412-508",
   "source": "AOAC-03",
   "target": "AOAC-04",
-  "chain_report_id": "AOAC-CHAIN-20260412-219",
-  "timestamp": "2026-04-12T06:33:17.014Z",
+  "chain_report_id": "AOAC-CHAIN-20260412-508",
+  "timestamp": "2026-04-12T07:22:45.701Z",
   "action": "readme_sync"
 }