diff --git a/check-service.sh b/check-service.sh
index 9e54eb1..93f638a 100644
--- a/check-service.sh
+++ b/check-service.sh
@@ -17,12 +17,13 @@ if ! ss -tlnp 2>/dev/null | grep -q ":$PORT "; then
   fi
 fi
 echo "--- 测试 API ---"
+# 独立后端路由为 /config（无 /api 前缀），Nginx 反代后浏览器请求 /api/config
 if command -v curl >/dev/null 2>&1; then
-  resp=$(curl -s -o /dev/null -w "%{http_code}" "http://127.0.0.1:${PORT}/api/config" 2>/dev/null)
+  resp=$(curl -s -o /dev/null -w "%{http_code}" "http://127.0.0.1:${PORT}/config" 2>/dev/null)
   if [ "$resp" = "200" ]; then
-    echo "GET /api/config 返回 200，服务正常。"
+    echo "GET /config 返回 200，服务正常。"
   else
-    echo "GET /api/config 返回 ${resp}，请检查服务。"
+    echo "GET /config 返回 ${resp}，请检查服务。"
   fi
 else
   echo "未安装 curl，仅检查了端口监听。"
diff --git a/run.sh b/run.sh
index 73f97ed..b8dfe24 100644
--- a/run.sh
+++ b/run.sh
@@ -35,6 +35,25 @@ if [ -n "$DEPLOY_DIST" ]; then
   echo "[run.sh] 已同步 dist/ 到 $DEPLOY_DIST"
 fi
 
+# 释放端口：避免 EADDRINUSE（上次进程未退出或多次执行 run.sh）
+_kill_port() {
+  if command -v lsof >/dev/null 2>&1; then
+    pids=$(lsof -t -i ":$API_PORT" 2>/dev/null) || true
+    if [ -n "$pids" ]; then
+      echo "[run.sh] 停止占用端口 ${API_PORT} 的进程: $pids"
+      echo "$pids" | xargs kill 2>/dev/null || true
+      sleep 1
+    fi
+  elif command -v fuser >/dev/null 2>&1; then
+    if fuser -n tcp "$API_PORT" >/dev/null 2>&1; then
+      echo "[run.sh] 停止占用端口 ${API_PORT} 的进程..."
+      fuser -k "$API_PORT/tcp" 2>/dev/null || true
+      sleep 1
+    fi
+  fi
+}
+_kill_port
+
 # 后台启动 API：优先 pm2，否则 nohup
 if [ -n "$USE_PM2" ] && command -v pm2 >/dev/null 2>&1; then
   echo "[run.sh] 使用 pm2 启动 API（端口 ${API_PORT}）..."
@@ -52,4 +71,5 @@ else
   exec bash start-api.sh
 fi
 
-echo "[run.sh] 部署完成。前端静态在 dist/，API 端口 ${API_PORT}。检查: curl -s http://127.0.0.1:${API_PORT}/config"
\ No newline at end of file
+echo "[run.sh] 部署完成。前端静态在 dist/，API 端口 ${API_PORT}。"
+echo "[run.sh] 检查服务: curl -s http://127.0.0.1:${API_PORT}/config  或  ./check-service.sh"
\ No newline at end of file