Create GitHub actions workflow for Staging environment. (#73)

.github/workflows/api-deploy-staging.yml

@@ -0,0 +1,43 @@
+name: Deploy to EC2 staging
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+
+    - name: Set up .NET
+      uses: actions/setup-dotnet@v2
+      with:
+        dotnet-version: '6.0.x'
+
+    - name: Build project
+      run: dotnet publish -c Release -o out
+
+    - name: Deploy to EC2
+      env:
+        SSH_PRIVATE_KEY: ${{ secrets.DEPLOY_KEY }}
+        EC2_INSTANCE_IP: ${{ vars.EC2_INSTANCE_IP}}
+        SERVICE_NAME: ${{ vars.API_SERVICE_NAME }}
+        SERVICE_PATH: ${{ vars.API_SERVICE_PATH }}
+      run: |
+        echo "$SSH_PRIVATE_KEY" > private_key
+        chmod 600 private_key
+        rsync -avz --exclude 'appsettings.json' -e "ssh -i private_key -o StrictHostKeyChecking=no" out/ ec2-user@$EC2_INSTANCE_IP:$SERVICE_PATH
+        ssh -i private_key -o StrictHostKeyChecking=no ec2-user@$EC2_INSTANCE_IP '
+          sudo systemctl restart $SERVICE_NAME
+          sleep 3
+          STATUS=$(sudo systemctl is-active  $SERVICE_NAME)
+          if [ "$STATUS" != "active" ]; then
+            sudo systemctl status $SERVICE_NAME --no-pager
+            exit 1
+          fi
+        '
+      shell: bash