diff --git a/deploy.sh b/deploy.sh
index cd4cd5c..957047f 100644
--- a/deploy.sh
+++ b/deploy.sh
@@ -8,6 +8,18 @@ set -e
 
 echo "=== AI Knowledge Link 部署 ==="
 
+# 检查 Docker
+if ! command -v docker &> /dev/null; then
+    echo "错误：未安装 Docker。请先安装："
+    echo "  curl -fsSL https://get.docker.com | sh"
+    exit 1
+fi
+
+if ! docker compose version &> /dev/null; then
+    echo "错误：docker compose 不可用。请检查 Docker 版本。"
+    exit 1
+fi
+
 # 1. 检查 .env
 if [ ! -f .env ]; then
     echo "创建 .env ..."