firebase.json

{
  "hosting": [
    {
      "target": "production",
      "public": "dist",
      "ignore": [
        "firebase.json",
        "**/.*",
        "**/node_modules/**"
      ],
      "rewrites": [
        {
          "source": "**",
          "destination": "/index.html"
        }
      ]
    },
    {
      "target": "beta",
      "public": "dist",
      "ignore": [
        "firebase.json",
        "**/.*",
        "**/node_modules/**"
      ],
      "rewrites": [
        {
          "source": "**",
          "destination": "/index.html"
        }
      ]
    }
  ],
  "functions": {
    "source": "api",
    "predeploy": [
      "npm --prefix \"$RESOURCE_DIR\" run lint"
    ]
  },
  "emulators": {
    "functions": {
      "port": 5001,
      "host": "0.0.0.0"
    },
    "firestore": {
      "port": 8080,
      "host": "0.0.0.0"
    },
    "storage": {
      "port": 9199,
      "host": "0.0.0.0"
    },
    "hosting": {
      "port": 4000,
      "host": "0.0.0.0"
    },
    "auth": {
      "port": 9099,
      "host": "0.0.0.0"
    },
    "ui": {
      "enabled": true,
      "port": 4001
    }
  },
  "firestore": {
    "rules": "firestore.rules",
    "indexes": "firestore.indexes.json"
  },
  "storage": {
    "rules": "storage.rules"
  },
  "extensions": {
    "storage-resize-images": "firebase/storage-resize-images@0.2.6"
  }
}