diff --git a/deploy.sh b/deploy.sh
index 25060ef..fa3cbd0 100644
--- a/deploy.sh
+++ b/deploy.sh
@@ -1,10 +1,12 @@
 #!/bin/bash
 
+set -e  # 出错立即终止整个脚本
+
 # 设置变量
 CONTAINER_NAME="license"
 IMAGE_NAME="license-server"
 IMAGE_TAG="1.0.0"
-GIT_REPO_DIR="/home/ceshi/work/license-server"  # 替换成你的代码路径
+GIT_REPO_DIR="/home/ceshi/work/license-server"  # ⚠️ 请修改为你的实际路径
 PORT=13579
 
 FULL_IMAGE_NAME="${IMAGE_NAME}:${IMAGE_TAG}"
@@ -13,18 +15,17 @@ echo "===> Step 1: 停止并删除老的容器..."
 docker stop $CONTAINER_NAME 2>/dev/null || true
 docker rm $CONTAINER_NAME 2>/dev/null || true
 
-echo "===> Step 2: 删除旧镜像..."
+echo "===> Step 2: 删除旧镜像（如有）..."
 docker rmi $FULL_IMAGE_NAME 2>/dev/null || true
 
 echo "===> Step 3: 拉取最新代码..."
-cd "$GIT_REPO_DIR" || exit 1
-git pull
+cd "$GIT_REPO_DIR" || { echo "❌ 找不到目录 $GIT_REPO_DIR"; exit 1; }
+git pull || { echo "❌ git pull 失败"; exit 1; }
 
 echo "===> Step 4: 构建新镜像 $FULL_IMAGE_NAME..."
-docker build -t $FULL_IMAGE_NAME .
+docker build -t $FULL_IMAGE_NAME . || { echo "❌ Docker build 失败"; exit 1; }
 
 echo "===> Step 5: 启动新容器..."
-docker run -d --name $CONTAINER_NAME -p $PORT:$PORT $FULL_IMAGE_NAME
+docker run -d --name $CONTAINER_NAME -p $PORT:$PORT $FULL_IMAGE_NAME || { echo "❌ Docker 启动失败"; exit 1; }
 
 echo "✅ 部署完成，服务运行在端口 $PORT，镜像版本为 $FULL_IMAGE_NAME"
-
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..d65ba3c
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,8 @@
+module license-server
+
+go 1.22
+
+require (
+    github.com/gofiber/fiber/v2 v2.50.1
+    github.com/mattn/go-sqlite3 v1.14.22
+)