更新 GitHub Actions 工作流，添加拷贝 docker-compose 文件到远程服务器的步骤，并调整部署脚本以切换到应用目录，优化部署流程。

.github/workflows/docker-build.yml

@@ -21,6 +21,15 @@ jobs:
           tags: registry.fandouke.com/test-image:latest
           push: true
 
+      - name: 拷贝docker-compose文件到远程服务器📄
+        uses: appleboy/scp-action@v0.1.4
+        with:
+          host: ${{ secrets.REMOTE_HOST }}
+          username: ${{ secrets.REMOTE_USER }}
+          password: ${{ secrets.REMOTE_PASSWORD }}
+          source: "docker-compose.yml"
+          target: "/home/${{ secrets.REMOTE_USER }}/app"
+          
       - name: 部署到远程服务器🚀
         uses: appleboy/ssh-action@v1.0.3
         with:
@@ -29,6 +38,7 @@ jobs:
           password: ${{ secrets.REMOTE_PASSWORD }}
           script: |
             pwd
+            cd /home/${{ secrets.REMOTE_USER }}/app
             docker-compose down || true
             docker-compose up -d