firebase.json

{
  "firestore": {
    "rules": "firestore.rules",
    "indexes": "firestore.indexes.json"
  },
  "hosting": {
    "public": "pwa/docs",
    "ignore": [
      "private",
      "firebase.json",
      "**/.*",
      "**/node_modules/**"
    ],
    "rewrites": [
      {
        "source": "/dbg/**",
        "function": "dbg"
      },
      {
        "source": "/invite/**",
        "function": "invite"
      },
      {
        "source": "/showcase/**",
        "function": "showcase"
      },
      {
        "source": "/api/oembed",
        "function": "oembed"
      },
      {
        "source": "**",
        "destination": "/index.html"
      }
    ],
    "headers": [
      {
        "source": "/",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "public, max-age=600"
          }
        ]
      },
      {
        "source": "/service-worker.js",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "public, max-age=600"
          }
        ]
      },
      {
        "source": "**/*.*.@(css|js|png|svg|jpg)",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "public, max-age=31536000"
          }
        ]
      },
      {
        "source": "/data/**/*.json",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "public, max-age=3600"
          }
        ]
      },
      {
        "source": "/manifest.json",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "public, max-age=604800"
          }
        ]
      },
      {
        "source": "/browserconfig.xml",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "public, max-age=604800"
          }
        ]
      },
      {
        "source": "**/favicon*.@(png|ico)",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "public, max-age=604800"
          }
        ]
      },
      {
        "source": "/img/icons/*",
        "headers": [
          {
            "key": "Cache-Control",
            "value": "public, max-age=604800"
          }
        ]
      }
    ]
  },
  "functions": {
    "predeploy": [
      "node scripts/split-index.js",
      "npm --prefix functions run lint",
      "npm --prefix functions run build"
    ]
  }
}