diff --git a/deploy.sh b/deploy.sh
index c8017e6..c6273d6 100644
--- a/deploy.sh
+++ b/deploy.sh
@@ -7,9 +7,16 @@ echo "=========================================="
 # 1. 登录阿里云镜像仓库
 echo ""
 echo "[1] Logging into Aliyun Container Registry..."
-docker login --username=dt_1789217881 registry.cn-chengdu.aliyuncs.com <<EOF
-a5526801
-EOF
+echo "a5526801" | docker login \
+    --username=dt_1789217881 \
+    --password-stdin \
+    registry.cn-chengdu.aliyuncs.com
+
+if [ $? -ne 0 ]; then
+    echo "❌ Login failed!"
+    exit 1
+fi
+echo "✅ Login successful"
 
 # 2. 停止并移除旧容器（如果存在）
 echo ""