feat(deploy): add GitHub Actions workflow for deployment to VPS

.github/workflows/deploy.yml

@@ -0,0 +1,52 @@
+# This is a basic workflow to help you get started with Actions
+name: Deploy
+
+# Controls when the workflow will run
+on:
+  push:
+    tags:
+      - '*'
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+  build:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+    
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v4
+      
+      - name: Setup SSH Agent
+        uses: webfactory/ssh-agent@v0.9.0
+        with:
+          ssh-private-key: ${{ secrets.SSH_PRIVATE_KEY }}
+      
+      - name: Add VPS to known_hosts
+        run: |
+          ssh-keyscan -p ${{ secrets.VPS_PORT }} -H ${{ secrets.VPS_HOST }} >> ~/.ssh/known_hosts
+      
+      - name: Deploy to VPS
+        run: |
+          ssh -p ${{ secrets.VPS_PORT }} ${{ secrets.VPS_USER }}@${{ secrets.VPS_HOST }} "
+            cd /home/${{ secrets.VPS_USER }}/protojx/protojx-manager &&
+            git pull &&
+            
+            # Stop and remove old container if exists
+            docker stop protojx_manager 2>/dev/null || true &&
+            docker rm protojx_manager 2>/dev/null || true &&
+            
+            # Build new image
+            docker buildx build -t protojx_manager . &&
+            
+            # Run new container
+            docker run -d \
+            --name protojx_manager \
+            --restart unless-stopped \
+            --network shared \
+            protojx_manager
+          "