Flutter Authentication Using Google Antigravity | Android | Windows | Web

Learn how to implement secure Flutter authentication across Android, Windows (desktop), and Web using Google Antigravity with Firebase Authentication. In this step-by-step tutorial, we’ll set up sign-in, handle user sessions, and apply best practices to protect your app with modern auth flows. Perfect for building production-ready apps with a single Flutter codebase. 🎯 What you’ll learn: • Flutter authentication setup for Android, Windows, and Web • Google Antigravity integration with Firebase Authentication • Handling login, logout, session persistence, and error states • Role-based access (user/admin), guards & protected routes • Building a secure, scalable Flutter app for desktop & web source code - https://github.com/kartik786-git/crea... 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