Initial commit: Sage Kitchen Management App v1.0.0

✨ Features implemented:
- Smart inventory tracking with Hive database
- Barcode scanning with auto-populated product info
- Multiple API fallbacks (Open Food Facts, UPCItemDB)
- Smart expiration date predictions by category
- Discord webhook notifications (persisted)
- Custom sage leaf vector icon
- Material Design 3 UI with sage green theme
- Privacy Policy & Terms of Service
- Local-first, privacy-focused architecture

🎨 UI/UX:
- Home dashboard with inventory stats
- Add Item screen with barcode integration
- Inventory list with expiration indicators
- Settings with persistent preferences
- About section with legal docs

🔧 Technical:
- Flutter 3.35.5 with Riverpod state management
- Hive 2.2.3 for local database
- Mobile scanner for barcode detection
- Feature-first architecture

🤖 Generated with Claude Code (https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

lib/main.dart

@@ -0,0 +1,34 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'core/constants/app_theme.dart';
+import 'data/local/hive_database.dart';
+import 'features/home/screens/home_screen.dart';
+
+void main() async {
+  WidgetsFlutterBinding.ensureInitialized();
+
+  // Initialize Hive database
+  await HiveDatabase.init();
+
+  runApp(
+    const ProviderScope(
+      child: SageApp(),
+    ),
+  );
+}
+
+class SageApp extends StatelessWidget {
+  const SageApp({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      title: 'Sage 🌿',
+      debugShowCheckedModeBanner: false,
+      theme: AppTheme.lightTheme,
+      darkTheme: AppTheme.darkTheme,
+      themeMode: ThemeMode.light, // We'll make this dynamic later
+      home: const HomeScreen(),
+    );
+  }
+}