fix: ci fix

.gitea/workflows/demo.yaml

@@ -55,20 +55,41 @@ jobs:
   deploy:
     needs: docker-build-and-push
     runs-on: ubuntu-latest
+
     steps:
-      - uses: actions/checkout@v4
+      - name: Checkout code
+        uses: actions/checkout@v4
+
       - name: Install Ansible
-        run: apt-get update && apt-get install -y ansible
+        run: |
+          apt-get update
+          apt-get install -y ansible openssh-client
+
       - name: Set up SSH key
+        env:
+          SSH_PRIVATE_KEY: ${{ secrets.SSH_PRIVATE_KEY }}
         run: |
           mkdir -p ~/.ssh
-          echo "${{ secrets.SSH_PRIVATE_KEY }}" > ~/.ssh/deploy_key
+          printf '%s\n' "$SSH_PRIVATE_KEY" > ~/.ssh/deploy_key
           chmod 600 ~/.ssh/deploy_key
+          ssh-keygen -y -f ~/.ssh/deploy_key >/dev/null
+
       - name: Trust server host key
         run: |
-          ssh-keyscan -H ${{ secrets.SERVER_IP }} >> ~/.ssh/known_hosts
+          ssh-keyscan -H "${{ secrets.SERVER_IP }}" >> ~/.ssh/known_hosts
+
+      - name: Test SSH
+        run: |
+          ssh \
+            -i ~/.ssh/deploy_key \
+            -o StrictHostKeyChecking=yes \
+            "${{ secrets.SERVER_USER }}@${{ secrets.SERVER_IP }}" \
+            'echo SSH works'
+
       - name: Run Ansible playbook
         run: |
-          ansible-playbook -i "${{ secrets.SERVER_IP }}," ansible/restart_compose.yml \
+          ansible-playbook \
+            -i "${{ secrets.SERVER_IP }}," \
+            ansible/restart_compose.yml \
             --user "${{ secrets.SERVER_USER }}" \
             --private-key ~/.ssh/deploy_key