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/features/inventory/models/food_item.dart

@@ -0,0 +1,178 @@
+import 'package:hive/hive.dart';
+
+part 'food_item.g.dart';
+
+/// Represents a food item in the inventory
+@HiveType(typeId: 0)
+class FoodItem extends HiveObject {
+  // Basic Info
+  @HiveField(0)
+  late String name;
+
+  @HiveField(1)
+  String? barcode;
+
+  @HiveField(2)
+  late int quantity;
+
+  @HiveField(3)
+  String? unit; // "bottles", "lbs", "oz", "items"
+
+  // Dates
+  @HiveField(4)
+  late DateTime purchaseDate;
+
+  @HiveField(5)
+  late DateTime expirationDate;
+
+  // Organization
+  @HiveField(6)
+  late int locationIndex; // Store as int for Hive
+
+  @HiveField(7)
+  String? category; // Auto from barcode or manual
+
+  // Media & Notes
+  @HiveField(8)
+  String? photoUrl; // Cached from API or user uploaded
+
+  @HiveField(9)
+  String? notes;
+
+  // Multi-user support (for future phases)
+  @HiveField(10)
+  String? userId;
+
+  @HiveField(11)
+  String? householdId;
+
+  // Sync tracking
+  @HiveField(12)
+  DateTime? lastModified;
+
+  @HiveField(13)
+  bool syncedToCloud = false;
+
+  // Computed properties
+  Location get location => Location.values[locationIndex];
+  set location(Location loc) => locationIndex = loc.index;
+
+  int get daysUntilExpiration {
+    return expirationDate.difference(DateTime.now()).inDays;
+  }
+
+  ExpirationStatus get expirationStatus {
+    final days = daysUntilExpiration;
+    if (days < 0) return ExpirationStatus.expired;
+    if (days <= 3) return ExpirationStatus.critical;
+    if (days <= 7) return ExpirationStatus.warning;
+    if (days <= 14) return ExpirationStatus.caution;
+    return ExpirationStatus.fresh;
+  }
+
+  bool get isExpired => daysUntilExpiration < 0;
+
+  bool get isExpiringSoon => daysUntilExpiration <= 7 && daysUntilExpiration >= 0;
+}
+
+/// Location where food is stored
+@HiveType(typeId: 1)
+enum Location {
+  @HiveField(0)
+  fridge,
+  @HiveField(1)
+  freezer,
+  @HiveField(2)
+  pantry,
+  @HiveField(3)
+  spiceRack,
+  @HiveField(4)
+  countertop,
+  @HiveField(5)
+  other,
+}
+
+/// Expiration status based on days until expiration
+@HiveType(typeId: 2)
+enum ExpirationStatus {
+  @HiveField(0)
+  fresh, // > 14 days
+  @HiveField(1)
+  caution, // 8-14 days
+  @HiveField(2)
+  warning, // 4-7 days
+  @HiveField(3)
+  critical, // 1-3 days
+  @HiveField(4)
+  expired, // 0 or negative days
+}
+
+// Extension to get user-friendly names for Location
+extension LocationExtension on Location {
+  String get displayName {
+    switch (this) {
+      case Location.fridge:
+        return 'Fridge';
+      case Location.freezer:
+        return 'Freezer';
+      case Location.pantry:
+        return 'Pantry';
+      case Location.spiceRack:
+        return 'Spice Rack';
+      case Location.countertop:
+        return 'Countertop';
+      case Location.other:
+        return 'Other';
+    }
+  }
+
+  String get emoji {
+    switch (this) {
+      case Location.fridge:
+        return '🧊';
+      case Location.freezer:
+        return '❄️';
+      case Location.pantry:
+        return '🗄️';
+      case Location.spiceRack:
+        return '🧂';
+      case Location.countertop:
+        return '🪴';
+      case Location.other:
+        return '📦';
+    }
+  }
+}
+
+// Extension for ExpirationStatus
+extension ExpirationStatusExtension on ExpirationStatus {
+  String get displayName {
+    switch (this) {
+      case ExpirationStatus.fresh:
+        return 'Fresh';
+      case ExpirationStatus.caution:
+        return 'Use within 2 weeks';
+      case ExpirationStatus.warning:
+        return 'Use soon';
+      case ExpirationStatus.critical:
+        return 'Use now!';
+      case ExpirationStatus.expired:
+        return 'Expired';
+    }
+  }
+
+  int get colorValue {
+    switch (this) {
+      case ExpirationStatus.fresh:
+        return 0xFF4CAF50; // Green
+      case ExpirationStatus.caution:
+        return 0xFFFFEB3B; // Yellow
+      case ExpirationStatus.warning:
+        return 0xFFFF9800; // Orange
+      case ExpirationStatus.critical:
+        return 0xFFF44336; // Red
+      case ExpirationStatus.expired:
+        return 0xFF9E9E9E; // Gray
+    }
+  }
+}