add deploy workflow for screener frontend

Author: Michael-Dratch

.github/workflows/deploy-screener-frontend.yml

@@ -0,0 +1,64 @@
+name: Build and Deploy to Firebase Hosting
+
+on:
+  push:
+    branches:
+      - main
+
+env:
+  PROJECT_ID: 'benefit-decision-toolkit-play'
+  WORKLOAD_IDENTITY_PROVIDER: 'projects/1034049717668/locations/global/workloadIdentityPools/github-actions-google-cloud/providers/github'
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+
+    # Add these permissions for Workload Identity Federation
+    permissions:
+      contents: read
+      id-token: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      # Configure Workload Identity Federation and generate an access token.
+      #
+      # See https://github.com/google-github-actions/auth for more options,
+      # including authenticating via a JSON credentials file.
+      - id: 'auth'
+        name: 'Authenticate to Google Cloud'
+        uses: 'google-github-actions/auth@v2'
+        with:
+          workload_identity_provider: '${{ env.WORKLOAD_IDENTITY_PROVIDER }}'
+          service_account: cicd-build-deploy-api@benefit-decision-toolkit-play.iam.gserviceaccount.com
+          project_id: ${{ env.PROJECT_ID }}
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '18'
+
+      - name: Cache node modules
+        uses: actions/cache@v3
+        with:
+          path: screener-frontend/node_modules
+          key: ${{ runner.os }}-node-${{ hashFiles('screener-frontend/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-node-
+          cache: 'npm'
+          cache-dependency-path: 'screener-frontend/package-lock.json'
+
+      - name: Install dependencies
+        working-directory: screener-frontend
+        run: npm ci
+
+      - name: Build application
+        working-directory: screener-frontend
+        run: npm run build
+
+      - name: Install Firebase CLI
+        run: npm install -g firebase-tools
+
+      - name: Deploy to Firebase Hosting
+        run: firebase deploy --only hosting:screener-frontend