firebase.json

{
  "hosting": {
    "public": "public",
    "rewrites": [
      {
        "source": "**",
        "destination": "/index.html"
      }
    ],
    "ignore": [
      "firebase.json",
      "build.js",
      "package.json",
      "rollup.config.js",
      "**/.*",
      "**/node_modules/**",
      "src/**",
      "webpack/**"
    ],
    "headers": [
      {
        "source": "**/*.@(css|jpg|jpeg|gif|png|ico|svg)",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "max-age=31536000"
          }
        ]
      },
      {
        "source": "bundle*.js",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "max-age=31536000"
          }
        ]
      },
      {
        "source": "sw.js",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "no-store, must-revalidate"
          }
        ]
      }
    ]
  }
}