Add Cloud Run workflow file

.github/workflows/google-cloudrun-docker.yml

@@ -0,0 +1,107 @@
+# This workflow builds and pushes Docker containers to Google Artifact Registry
+# and deploys both backend and frontend on Cloud Run when a commit is pushed to the "production"
+# branch.
+
+name: 'Build and Deploy QueryPal to Cloud Run'
+
+on:
+  push:
+    branches:
+      - 'production'
+  workflow_dispatch:
+
+env:
+  PROJECT_ID: 'gen-lang-client-0698668474'
+  REGION: 'europe-west1'
+  BACKEND_SERVICE: 'querypal-backend'
+  FRONTEND_SERVICE: 'querypal-frontend'
+  WORKLOAD_IDENTITY_PROVIDER: 'projects/gen-lang-client-0698668474/locations/global/workloadIdentityPools/github-actions-pool/providers/github-provider'
+
+jobs:
+  deploy:
+    runs-on: 'ubuntu-latest'
+
+    permissions:
+      contents: 'read'
+      id-token: 'write'
+
+    steps:
+      - name: 'Checkout'
+        uses: 'actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332' # actions/checkout@v4
+
+      # Configure Workload Identity Federation and generate an access token.
+      - id: 'auth'
+        name: 'Authenticate to Google Cloud'
+        uses: 'google-github-actions/auth@f112390a2df9932162083945e46d439060d66ec2' # google-github-actions/auth@v2
+        with:
+          workload_identity_provider: '${{ env.WORKLOAD_IDENTITY_PROVIDER }}'
+
+      # BEGIN - Docker auth and build
+      - name: 'Docker Auth'
+        uses: 'docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567' # docker/login-action@v3
+        with:
+          username: 'oauth2accesstoken'
+          password: '${{ steps.auth.outputs.auth_token }}'
+          registry: '${{ env.REGION }}-docker.pkg.dev'
+
+      # Build and Push Backend Container
+      - name: 'Build and Push Backend Container'
+        run: |-
+          cd backend
+          DOCKER_TAG="${{ env.REGION }}-docker.pkg.dev/${{ env.PROJECT_ID }}/${{ env.BACKEND_SERVICE }}:${{ github.sha }}"
+          docker build --tag "${DOCKER_TAG}" --platform linux/amd64 .
+          docker push "${DOCKER_TAG}"
+
+      # Deploy Backend to Cloud Run
+      - id: 'deploy-backend'
+        name: 'Deploy Backend to Cloud Run'
+        uses: 'google-github-actions/deploy-cloudrun@33553064113a37d688aa6937bacbdc481580be17' # google-github-actions/deploy-cloudrun@v2
+        with:
+          service: '${{ env.BACKEND_SERVICE }}'
+          region: '${{ env.REGION }}'
+          image: '${{ env.REGION }}-docker.pkg.dev/${{ env.PROJECT_ID }}/${{ env.BACKEND_SERVICE }}:${{ github.sha }}'
+          env_vars: |
+            AZURE_TENANT_ID=${{ secrets.AZURE_TENANT_ID }}
+            AZURE_CLIENT_ID=${{ secrets.AZURE_CLIENT_ID }}
+            AZURE_CLIENT_SECRET=${{ secrets.AZURE_CLIENT_SECRET }}
+            ARM_SCOPE=https://management.azure.com/.default
+            GEMINI_API_KEY=${{ secrets.GEMINI_API_KEY }}
+            DB_USER=${{ secrets.DB_USER }}
+            DB_PASS=${{ secrets.DB_PASS }}
+            DB_NAME=querypal
+            DB_UNIX_SOCKET=/cloudsql/gen-lang-client-0698668474:europe-west1:querypal-db
+          flags: |
+            --port=8000
+            --add-cloudsql-instances=gen-lang-client-0698668474:europe-west1:querypal-db
+            --allow-unauthenticated
+
+      # Build and Push Frontend Container
+      - name: 'Build and Push Frontend Container'
+        run: |-
+          cd frontend
+          DOCKER_TAG="${{ env.REGION }}-docker.pkg.dev/${{ env.PROJECT_ID }}/${{ env.FRONTEND_SERVICE }}:${{ github.sha }}"
+          docker build --tag "${DOCKER_TAG}" --platform linux/amd64 \
+            --build-arg VITE_API_BASE_URL=${{ steps.deploy-backend.outputs.url }} \
+            --build-arg VITE_AZURE_REDIRECT_URI=https://${{ env.FRONTEND_SERVICE }}-zynyyoxona-ew.a.run.app \
+            .
+          docker push "${DOCKER_TAG}"
+
+      # Deploy Frontend to Cloud Run
+      - id: 'deploy-frontend'
+        name: 'Deploy Frontend to Cloud Run'
+        uses: 'google-github-actions/deploy-cloudrun@33553064113a37d688aa6937bacbdc481580be17' # google-github-actions/deploy-cloudrun@v2
+        with:
+          service: '${{ env.FRONTEND_SERVICE }}'
+          region: '${{ env.REGION }}'
+          image: '${{ env.REGION }}-docker.pkg.dev/${{ env.PROJECT_ID }}/${{ env.FRONTEND_SERVICE }}:${{ github.sha }}'
+          env_vars: |
+            PORT=4000
+          flags: |
+            --port=4000
+            --allow-unauthenticated
+
+      # Show output URLs
+      - name: 'Show deployment URLs'
+        run: |-
+          echo "Backend URL: ${{ steps.deploy-backend.outputs.url }}"
+          echo "Frontend URL: ${{ steps.deploy-frontend.outputs.url }}"