feat: 新增 Execution Status → Notion 同步 job

在 daily-maintenance.yml 中新增 sync-execution-status-to-notion job：
- 读取 brain/system-health.json, automation-map.json, repo-map.json
- 通过 Notion API 写入执行层状态数据库 (41971982-4a17-47c0-afe3-21458c44f154)
- 字段映射：仓库版本/执行模块/自动化状态/Notion连接/任务队列/同步来源
- 依赖 maintenance job 完成后运行，失败不阻塞巡检
- 复用 NOTION_TOKEN secret

Co-authored-by: qinfendebingshuo <207279273+qinfendebingshuo@users.noreply.github.com>

.github/workflows/daily-maintenance.yml

@@ -142,3 +142,77 @@ jobs:
               }]
             }" 2>&1 | tail -1
           echo "✅ Notion 回报请求已发送"
+
+  # ── 同步执行层状态到 Notion Execution Status 数据库 ──
+  sync-execution-status-to-notion:
+    name: 同步执行层状态到 Notion
+    needs: maintenance
+    runs-on: ubuntu-latest
+    if: ${{ !cancelled() }}
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ github.ref }}
+
+      - name: Read brain data and sync to Notion
+        env:
+          NOTION_TOKEN: ${{ secrets.NOTION_TOKEN }}
+        run: |
+          if [ -z "$NOTION_TOKEN" ]; then
+            echo "⚠️  NOTION_TOKEN 未配置，跳过 Execution Status 同步"
+            exit 0
+          fi
+
+          HEALTH=$(cat brain/system-health.json 2>/dev/null || echo '{"version":"unknown","system_health":"unknown"}')
+          AUTO=$(cat brain/automation-map.json 2>/dev/null || echo '{"workflows":[]}')
+          REPO=$(cat brain/repo-map.json 2>/dev/null || echo '{"directories":{}}')
+
+          VERSION=$(echo "$HEALTH" | jq -r '.version // "unknown"')
+          STATUS=$(echo "$HEALTH" | jq -r '.system_health // "unknown"')
+          WF_COUNT=$(echo "$AUTO" | jq '[.workflows // [] | length] | .[0]' 2>/dev/null || echo '0')
+          CRON_COUNT=$(echo "$AUTO" | jq '[.workflows // [] | .[] | select(.cron)] | length' 2>/dev/null || echo '0')
+          DIR_COUNT=$(echo "$REPO" | jq '.directories // {} | keys | length' 2>/dev/null || echo '0')
+
+          case "$STATUS" in
+            normal)  AUTO_S="🟢 Normal"; QUEUE_S="🟢 Active" ;;
+            partial) AUTO_S="🟡 Partial"; QUEUE_S="🟡 Backlog" ;;
+            *)       AUTO_S="🔴 Down"; QUEUE_S="🔴 Blocked" ;;
+          esac
+
+          SYNC_DATE=$(date -u +%Y%m%d)
+          SYNC_TS=$(date -u +%Y-%m-%dT%H:%M:%S+00:00)
+
+          echo "📡 同步 Execution Status → Notion..."
+          echo "  版本: v${VERSION} · ${DIR_COUNT}+ dirs"
+          echo "  模块: ${WF_COUNT} workflow · ${CRON_COUNT} cron"
+          echo "  状态: ${AUTO_S}"
+
+          HTTP_CODE=$(curl -s -o /tmp/notion_resp.json -w "%{http_code}" \
+            -X POST 'https://api.notion.com/v1/pages' \
+            -H "Authorization: Bearer $NOTION_TOKEN" \
+            -H "Notion-Version: 2022-06-28" \
+            -H "Content-Type: application/json" \
+            -d "{
+              \"parent\": { \"database_id\": \"41971982-4a17-47c0-afe3-21458c44f154\" },
+              \"properties\": {
+                \"同步记录\": { \"title\": [{ \"text\": { \"content\": \"SYNC-${SYNC_DATE}-001\" } }] },
+                \"同步时间\": { \"date\": { \"start\": \"${SYNC_TS}\" } },
+                \"仓库版本\": { \"rich_text\": [{ \"text\": { \"content\": \"v${VERSION} · ${DIR_COUNT}+ dirs\" } }] },
+                \"执行模块\": { \"rich_text\": [{ \"text\": { \"content\": \"${WF_COUNT} workflow · ${CRON_COUNT} cron\" } }] },
+                \"自动化状态\": { \"select\": { \"name\": \"${AUTO_S}\" } },
+                \"Notion连接状态\": { \"select\": { \"name\": \"🟢 Connected\" } },
+                \"任务队列状态\": { \"select\": { \"name\": \"${QUEUE_S}\" } },
+                \"同步来源\": { \"select\": { \"name\": \"铸渊自动同步\" } },
+                \"备注\": { \"rich_text\": [{ \"text\": { \"content\": \"Daily Maintenance auto sync\" } }] }
+              }
+            }")
+
+          if [ "$HTTP_CODE" -ge 200 ] && [ "$HTTP_CODE" -lt 300 ]; then
+            echo "✅ Execution Status synced to Notion (HTTP ${HTTP_CODE})"
+          else
+            echo "❌ Sync failed (HTTP ${HTTP_CODE})"
+            cat /tmp/notion_resp.json 2>/dev/null || true
+            exit 1
+          fi