firebase.json

{
    "flutter": {
        "platforms": {
            "android": {
                "default": {
                    "projectId": "jct-flutter",
                    "appId": "1:954547536575:android:f70f618372d6f7bc2cbc0a",
                    "fileOutput": "android/app/google-services.json"
                }
            },
            "dart": {
                "lib/firebase_options.dart": {
                    "projectId": "jct-flutter",
                    "configurations": {
                        "android": "1:954547536575:android:f70f618372d6f7bc2cbc0a",
                        "ios": "1:954547536575:ios:422b9b6324518b542cbc0a",
                        "macos": "1:954547536575:ios:422b9b6324518b542cbc0a",
                        "web": "1:954547536575:web:c20285a9b83ee5142cbc0a",
                        "windows": "1:954547536575:web:e59deb54878fc18f2cbc0a"
                    }
                }
            }
        }
    }
}