deploy-staging.yml

name: Deploy Staging to S3

on:
  push:
    branches:
      - main
  workflow_dispatch:

jobs:
  build-and-deploy:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'

      - name: Install DApp dependencies
        working-directory: dapp
        run: npm ci

      - name: Build React DApp
        working-directory: dapp
        run: CI=false GENERATE_SOURCEMAP=false npm run build

      - name: Integrate build into site
        run: |
          rm -rf site/build
          cp -r dapp/build site/build
          rm -rf site/static/media
          mkdir -p site/static
          cp -r dapp/build/static/media site/static/media 2>/dev/null || true

          CSS_HASH=$(python3 -c "import json; d=json.load(open('dapp/build/asset-manifest.json')); print(d['files']['main.css'].split('/')[-1])")
          JS_HASH=$(python3 -c "import json; d=json.load(open('dapp/build/asset-manifest.json')); print(d['files']['main.js'].split('/')[-1])")

          sed -i -E "s|build/static/css/main\.[a-f0-9]+\.css|build/static/css/$CSS_HASH|g" site/index.html
          sed -i -E "s|build/static/js/main\.[a-f0-9]+\.js|build/static/js/$JS_HASH|g" site/index.html

          echo "CSS: $CSS_HASH"
          echo "JS:  $JS_HASH"

      - name: Configure AWS credentials
        uses: aws-actions/configure-aws-credentials@v4
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: eu-central-1

      - name: Deploy site/ to S3
        run: aws s3 sync site/ s3://staging-mint-page/ --delete

      - name: Invalidate CloudFront cache
        run: |
          DIST_ID=$(aws cloudfront list-distributions --query "DistributionList.Items[?Origins.Items[?contains(DomainName, 'staging-mint-page')]].Id" --output text)
          aws cloudfront create-invalidation --distribution-id $DIST_ID --paths "/*"