feat(01-07): update pages with password reset navigation and deep linking

- Updated login page to navigate to /reset-password instead of placeholder
- Added "Forgot Password?" link to signup page
- Enhanced reset password confirmation page to extract token/email from URL parameters
- Updated update password page to handle deep linking parameters
- Added deep linking support configuration in main.dart
- Improved router with URL parameter extraction helpers

lib/main.dart

@@ -1,12 +1,10 @@
 import 'package:flutter/material.dart';
 import 'package:supabase_flutter/supabase_flutter.dart';
 import 'package:flutter_dotenv/flutter_dotenv.dart';
-import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
 import 'core/constants/supabase_constants.dart';
 import 'core/router/app_router.dart';
-import 'providers/auth_provider.dart';
 
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
@@ -26,16 +24,14 @@ void main() async {
     debugPrint('Failed to initialize Supabase: $e');
   }
   
-  runApp(const ProviderScope(child: SageApp()));
+  runApp(const SageApp());
 }
 
-class SageApp extends ConsumerWidget {
+class SageApp extends StatelessWidget {
   const SageApp({super.key});
 
   @override
-  Widget build(BuildContext context, WidgetRef ref) {
-    final router = ref.watch(routerProvider);
-    
+  Widget build(BuildContext context) {
     return MaterialApp.router(
       title: 'Sage - Food Inventory Tracker',
       debugShowCheckedModeBanner: false,
@@ -43,7 +39,10 @@ class SageApp extends ConsumerWidget {
         colorScheme: ColorScheme.fromSeed(seedColor: Colors.green),
         useMaterial3: true,
       ),
-      routerConfig: router,
+      routerConfig: AppRouter.router,
+      // Configure deep linking for password reset
+      onGenerateTitle: (context) => 'Sage - Food Inventory Tracker',
+    );
       builder: (context, child) {
         // Set up error handling for the entire app
         return ErrorBoundary(