diff --git a/build-files/.drone.yml b/build-files/.drone.yml
index 219e8d3..d0303cf 100644
--- a/build-files/.drone.yml
+++ b/build-files/.drone.yml
@@ -1,6 +1,8 @@
 kind: pipeline
 type: exec
 name: deploy
+clone:
+  disable: true
 
 trigger:
   branch:
@@ -11,6 +13,8 @@ trigger:
 steps:
   - name: deploy
     environment:
+      DEPLOY_SSH_KEY:
+        from_secret: DEPLOY_SSH_KEY
       DATABASE_URL:
         from_secret: DATABASE_URL
       STATIC_DIR:
@@ -25,7 +29,15 @@ steps:
         from_secret: BOOTSTRAP_ADMIN_PASSWORD
     commands:
       - export HOME=/root
-      - 'REPO_DIR="$HOME/projects/nuxt4-demo/nuxt4-demo"; SRC_DIR="$(pwd)"; rm -rf "$REPO_DIR"; mkdir -p "$(dirname "$REPO_DIR")"; cp -a "$SRC_DIR" "$REPO_DIR"'
+      - mkdir -p "$HOME/.ssh"
+      - chmod 700 "$HOME/.ssh"
+      - 'printf "%s\n" "$DEPLOY_SSH_KEY" > "$HOME/.ssh/id_rsa"'
+      - chmod 600 "$HOME/.ssh/id_rsa"
+      - 'ssh-keyscan -p 8892 -H git.xieyaxin.top >> "$HOME/.ssh/known_hosts"'
+      - chmod 644 "$HOME/.ssh/known_hosts"
+      - 'export SSH_OPTS="-i $HOME/.ssh/id_rsa -o IdentitiesOnly=yes -o UserKnownHostsFile=$HOME/.ssh/known_hosts -o StrictHostKeyChecking=accept-new -o BatchMode=yes -o ConnectTimeout=10 -o ServerAliveInterval=15 -o ServerAliveCountMax=3"'
+      - 'ssh $SSH_OPTS -T -p 8892 root@git.xieyaxin.top || true'
+      - 'REPO_DIR="$HOME/projects/nuxt4-demo/nuxt4-demo"; if [ -d "$REPO_DIR/.git" ]; then GIT_SSH_COMMAND="ssh $SSH_OPTS" git -C "$REPO_DIR" fetch origin deploy-branch && git -C "$REPO_DIR" checkout -B deploy-branch origin/deploy-branch; else rm -rf "$REPO_DIR" && mkdir -p "$(dirname "$REPO_DIR")" && GIT_SSH_COMMAND="ssh $SSH_OPTS" git clone --depth 1 -b deploy-branch "ssh://root@git.xieyaxin.top:8892/topuser/nuxt4-demo.git" "$REPO_DIR"; fi'
       - 'bash -lc "cd $HOME/projects/nuxt4-demo/nuxt4-demo && pm2 stop nuxt4-demo || true"'
       - 'bash -lc "cd $HOME/projects/nuxt4-demo/nuxt4-demo && pm2 delete nuxt4-demo || true"'
       - 'bash -lc "cd $HOME/projects/nuxt4-demo/nuxt4-demo && pm2 start ./run.sh --name nuxt4-demo"'
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