PR Preview: Add Github Action

.github/workflows/pr-preview.yml

@@ -0,0 +1,25 @@
+name: PR-Preview
+
+on:
+  pull_request:
+    branches: [ main ]
+
+build:
+  runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Yarn Install and Build
+        run: |
+          yarn install
+          yarn build
+
+    - name: Configure AWS Credentials
+      uses: aws-actions/configure-aws-credentials@v1
+      with:
+        aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
+        aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+        aws-region: ${{ secrets.AWS_REGION }}
+
+    - name: Deploy website to pr-review
+      run: aws s3 sync ./build/ s3://${{ secrets.AWS_BUCKET_NAME }}/pr-${{ github.event.number }}/ --delete