fix(CD): use appleboy ssh action

.github/workflows/deploy.yml

@@ -10,26 +10,15 @@ jobs:
     runs-on: ubuntu-latest # The runner environment for this job
 
     steps:
-      - name: Checkout code
-        uses: actions/checkout@v4 # Action to checkout your repository code
-
-      - name: Set up SSH
-        uses: webfactory/ssh-agent@v0.9.0 # Action to set up SSH agent
+      - name: Deploy via ssh
+        uses: appleboy/ssh-action@v1.0.3
         with:
-          ssh-private-key: ${{ secrets.SSH_PRIVATE_KEY }} # Your server's SSH private key
-
-      - name: Add Server to Known Hosts
-        run: |
-          mkdir -p ~/.ssh
-          ssh-keyscan -H ${{ secrets.SSH_SERVER }} >> ~/.ssh/known_hosts # Replace with your server's IP
-          chmod 600 ~/.ssh/known_hosts
-
-      - name: Deploy via SSH
-        run: |
-          ssh -i ~/.ssh/id_rsa -o StrictHostKeyChecking=no ${{ secrets.SSH_USER }}@${{ secrets.SSH_SERVER }} << 'EOF'
+          host: ${{ secrets.SSH_SERVER }}
+          username: ${{ secrets.SSH_USER }}
+          key: ${{ secrets.SSH_PRIVATE_KEY }}
+          script: |
             source ~/.bashrc
-            cd ~/cover-letter # Replace with your project's path on the server
-            git pull # or your branch
+            cd ~/cover-letter
+            git pull 
             sudo docker compose down
             sudo docker compose up -d --build
-          EOF