firebase.json

{
  "hosting": [
    {
      "target": "blog",
      "public": "public",
      "ignore": ["firebase.json", "**/.*", "**/node_modules/**"],
      "cleanUrls": true,
      "trailingSlash": true,
      "headers": [
        {
          "source": "**/*.@(js|css|webp)",
          "headers": [
            {
              "key": "Cache-Control",
              "value": "max-age=31536000"
            }
          ]
        }
      ]
    },
    {
      "target": "storybook",
      "public": "storybook-static",
      "ignore": ["firebase.json", "**/.*", "**/node_modules/**"]
    }
  ],
  "firestore": {
    "rules": "firebase/firestore.rules"
  },
  "functions": {
    "source": "firebase/functions"
  },
  "emulators": {
    "auth": {
      "port": 9099
    },
    "hosting": {
      "port": 5000
    },
    "functions": {
      "port": 5001
    },
    "firestore": {
      "port": 8080
    }
  }
}