diff --git a/.gitea/workflows/restart-chat.yaml b/.gitea/workflows/restart-chat.yaml
new file mode 100644
index 0000000..fff771c
--- /dev/null
+++ b/.gitea/workflows/restart-chat.yaml
@@ -0,0 +1,35 @@
+name: 重启聊天服务
+
+on:
+  push:
+    paths:
+      - '.runtime/restart-chat-trigger'
+
+jobs:
+  restart:
+    runs-on: ubuntu
+    steps:
+      - name: 重启 Portal 聊天服务
+        run: |
+          echo "═══ 重启 Portal ═══"
+          if pm2 describe guanghulab-portal > /dev/null 2>&1; then
+            pm2 restart guanghulab-portal
+            echo "✅ guanghulab-portal 已重启"
+          else
+            echo "⚠️  guanghulab-portal 未在 PM2 中注册"
+          fi
+          
+          echo "═══ PM2 状态 ═══"
+          pm2 list || true
+          
+          echo "═══ 验证 ═══"
+          sleep 3
+          if curl -sf http://127.0.0.1:3000/ > /dev/null 2>&1; then
+            echo "✅ Portal 端口 3000 正常"
+          else
+            echo "❌ Portal 端口 3000 未响应"
+          fi
+          
+          # 尝试重启所有 PM2 服务
+          pm2 restart all 2>/dev/null || true
+          echo "✅ 所有 PM2 服务已尝试重启"
diff --git a/.runtime/restart-chat-trigger b/.runtime/restart-chat-trigger
new file mode 100644
index 0000000..e69de29