Configure Firebase for Android:
Create a new Firebase project for your app from the link https://console.firebase.google.com.
Add an app for Android by package name and download the google_services.json file.
Add the google_services.json file to the infixlms_instrcutor > android > app folder after successfully downloading the google_services.json file. Delete the older google_services.json file if it already exists.
Configure Firebase for iOS:
Create a new Firebase project for your app from the link https://console.firebase.google.com. [ You can skip this. You have already a Firebase project ]
Add an app for Apple by package name and download the GoogleService-Info.plist file.
Add the GoogleService-Info.plist file to the infixlms_instrcutor > ios > Runner folder after successfully downloading the GoogleService-Info.plist file. Delete older GoogleService-Info.plist file if there already exists.
Now you need to update the apiKey, appId, messagingSenderId, projectId, and other keys after successfully adding the google_services.json/GoogleService-Info.plist file according to the google_services.json/GoogleService-Info.plist. You can find the above key if you open the google_services.json/GoogleService-Info.plist file.
Go to the infixlms_instrcutor > lib folder
Open the firebase_options.dart file, then
Change APIKey, appId, messagingSender ID, and project ID according to the google_services.json/GoogleService-Info.plist for Android/iOS.