firebase.json

{
  "functions": [
    {
      "source": "functions",
      "codebase": "default",
      "ignore": [
        "node_modules",
        ".git",
        "firebase-debug.log",
        "firebase-debug.*.log"
      ]
    }
  ],
  "database": {
    "rules": "database.rules.json"
  },
  "hosting": [{
    "source": ".",
    "site": "codeonline-v3",
    "ignore": [
      "firebase.json",
      "**/.*",
      "**/node_modules/**"
    ],
    "frameworksBackend": {
      "region": "us-central1"
    }
  }, {
    "target": "test",
    "source": ".",
    "ignore": [
      "firebase.json",
      "**/.*",
      "**/node_modules/**"
    ],
    "frameworksBackend": {
      "region": "us-central1"
    }
  }
  ],
  "emulators": {
    "functions": {
      "port": 5001
    },
    "ui": {
      "enabled": true
    },
    "singleProjectMode": true,
    "auth": {
      "port": 9099
    },
    "firestore": {
      "port": 8080
    },
    "database": {
      "port": 9000
    },
    "hosting": {
      "port": 3000
    }
  }
}