add deploy action

.github/workflows/deploy.yml

@@ -0,0 +1,22 @@
+name: Deploy
+
+on:
+  push:
+    branches:
+      - master
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+
+    - name: Deploy to VPS
+      uses: will-lynas/go-vps-deploy@main
+      with:
+        host: ${{ secrets.VPS_HOST }}
+        username: ${{ secrets.VPS_USER }}
+        ssh-private-key: ${{ secrets.SSH_PRIVATE_KEY }}
+        branch-name: master