Add workflow to deploy to PROD

.github/workflows/treetracker-prod-cdn-deploy.yml

@@ -0,0 +1,71 @@
+name: Frontend Prod CI/CD Pipeline
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+
+env: 
+  project-directory: ./
+
+jobs:
+  frontend:
+    name: Build Frontend Project
+    runs-on: ubuntu-latest
+    if: |
+      !contains(github.event.head_commit.message, 'skip-ci')
+    steps:
+    - uses: actions/checkout@v2
+    - name: Use Node.js 12.x
+      uses: actions/setup-node@v1
+      with:
+        node-version: '12.x'
+    - name: npm clean install
+      run: npm ci
+      working-directory: ${{ env.project-directory }}
+    - name: run ESLint
+      run: npm run lint
+      working-directory: ${{ env.project-directory }}
+    # define the endpoints for PROD in github secrets
+    - name: build frontend project
+      run: ${{ secrets.PROD_APP_ENDPOINTS }} npm run build
+      working-directory: ${{ env.project-directory }}
+    - uses: actions/upload-artifact@v2
+      if: github.event_name == 'push' && github.repository == "Greenstand/${{ github.event.repository.name }}"
+      with:
+        name: frontend-bundle
+        path: build
+    - name: run React tests
+      run: npm test
+      working-directory: ${{ env.project-directory }}
+
+  deploy:
+    name: Deploy to PROD CDN
+    runs-on: ubuntu-latest
+    needs: frontend
+    if: |
+      !contains(github.event.head_commit.message, 'skip-ci') &&
+      github.event_name == 'push' &&
+      github.repository == "Greenstand/${{ github.event.repository.name }}"   
+    steps:
+    - uses: actions/checkout@v2
+    - name: Download bundled frontend resources
+      uses: actions/download-artifact@v2
+      with:
+        name: frontend-bundle
+        path: build
+    - name: Configure AWS credentials
+      uses: aws-actions/configure-aws-credentials@v1
+      with:
+        aws-access-key-id: ${{ secrets.PROD_AWS_KEY_ID }}
+        aws-secret-access-key: ${{ secrets.PROD_AWS_SECRET }}
+        aws-region: us-east-1
+    - name: Copy front end resources to s3 bucket
+      run: |
+        aws s3 sync build s3://${{ secrets.PROD_CDN_S3_BUCKET }} --delete
+    - name: Invalidate cloudfront caches
+      run: |
+        aws cloudfront create-invalidation --distribution-id ${{ secrets.PROD_CDN_DISTRIBUTION_ID }} --paths "/*"