main function
void
main()
Implementation
void main() async {
// Initialize Firebase first...
// Firebase.initializeApp();
// Example 1: Basic Usage
await basicUsageExample();
// Example 2: Real-Time Updates
await realtimeExample();
// Example 3: Search & Filter
await searchExample();
// Example 4: Form Submissions
await formExample();
// Example 5: Offline Sync
await offlineExample();
}