firebase.json

{
  "hosting": {
    "public": "_site",
    "rules": "firebase_config/firebase_rules.json",
    "ignore": [
      "firebase.json",
      "**/.*",
      "**/node_modules/**"
    ],
    "redirects": [
      {
        "source" : "/style-guide*",
        "destination" : "https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo",
        "type" : 301
      },
      {
        "source" : "/tutorial/",
        "destination" : "/widgets-intro/",
        "type" : 301
      },
      {
        "source" : "/basic-widgets/",
        "destination" : "/widgets/",
        "type" : 301
      },
      {
        "source" : "/material-design-catalog/",
        "destination" : "/widgets/",
        "type" : 301
      },
      {
        "source" : "/chat",
        "destination" : "https://gitter.im/flutter/flutter",
        "type" : 302
      },
      {
        "source" : "/issues",
        "destination" : "https://github.com/flutter/flutter/issues",
        "type" : 302
      },
      {
        "source" : "/platform-services*",
        "destination" : "/using-packages/",
        "type" : 301
      },
      {
        "source" : "/platform-plugins*",
        "destination" : "/using-packages/",
        "type" : 301
      },
      {
        "source" : "/intellij-setup/",
        "destination" : "/ide-setup/",
        "type" : 301
      },
      {
        "source" : "/intellij-ide/",
        "destination" : "/using-ide/",
        "type" : 301
      },
      {
        "source": "/app/appcastwin.json",
        "destination": "http://flutterapp.com",
        "type": 301
      },
      {
        "source": "/privacy",
        "destination": "https://www.google.com/intl/en/policies/privacy/",
        "type": 301
      },
      {
        "source": "/getting-started",
        "destination": "/get-started/",
        "type": 301
      },
      {
        "source": "/setup",
        "destination": "/get-started/install/",
        "type": 301
      },
      {
        "source": "/ide-setup",
        "destination": "/get-started/editor/",
        "type": 301
      }
    ]
  }
}