Example Amplify build config with cache control headers

amplify.yml

version: 0.1
backend:
  phases:
    build:
      commands:
        - '# Execute Amplify CLI with the helper script'
        - amplifyPush --simple
frontend:
  phases:
    preBuild:
      commands:
        - npm ci
    build:
      commands:
        - npm run build
  artifacts:
    baseDirectory: build
    files:
      - '**/*'
  cache:
    paths:
      - node_modules/**/*
  customHeaders:
    - pattern: '/favicon.ico'
      headers:
      - key: 'Cache-Control'
        value: 'public, must-revalidate, max-age=31536000'
    - pattern: '/static/**/*'
      headers:
      - key: 'Cache-Control'
        value: 'public, must-revalidate, max-age=31536000'