feat(app): add manual entry and sharing flows

lib/core/widgets/empty_state_widget.dart

@@ -3,27 +3,27 @@ import '../constants/app_colors.dart';
 import '../constants/app_typography.dart';
 
 /// 빈 상태 위젯
-/// 
+///
 /// 데이터가 없을 때 표시하는 공통 위젯
 class EmptyStateWidget extends StatelessWidget {
   /// 제목
   final String title;
-  
+
   /// 설명 메시지 (선택사항)
   final String? message;
-  
+
   /// 아이콘 (선택사항)
   final IconData? icon;
-  
+
   /// 아이콘 크기
   final double iconSize;
-  
+
   /// 액션 버튼 텍스트 (선택사항)
   final String? actionText;
-  
+
   /// 액션 버튼 콜백 (선택사항)
   final VoidCallback? onAction;
-  
+
   /// 커스텀 위젯 (아이콘 대신 사용할 수 있음)
   final Widget? customWidget;
 
@@ -41,7 +41,7 @@ class EmptyStateWidget extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final isDark = Theme.of(context).brightness == Brightness.dark;
-    
+
     return Center(
       child: Padding(
         padding: const EdgeInsets.all(32.0),
@@ -56,29 +56,28 @@ class EmptyStateWidget extends StatelessWidget {
               Container(
                 padding: const EdgeInsets.all(24),
                 decoration: BoxDecoration(
-                  color: (isDark 
-                      ? AppColors.darkPrimary 
-                      : AppColors.lightPrimary
-                  ).withValues(alpha: 0.1),
+                  color:
+                      (isDark ? AppColors.darkPrimary : AppColors.lightPrimary)
+                          .withValues(alpha: 0.1),
                   shape: BoxShape.circle,
                 ),
                 child: Icon(
                   icon,
                   size: iconSize,
-                  color: isDark 
-                      ? AppColors.darkTextSecondary 
+                  color: isDark
+                      ? AppColors.darkTextSecondary
                       : AppColors.lightTextSecondary,
                 ),
               ),
             const SizedBox(height: 24),
-            
+
             // 제목
             Text(
               title,
               style: AppTypography.heading2(isDark),
               textAlign: TextAlign.center,
             ),
-            
+
             // 설명 메시지 (있을 경우)
             if (message != null) ...[
               const SizedBox(height: 12),
@@ -90,15 +89,15 @@ class EmptyStateWidget extends StatelessWidget {
                 overflow: TextOverflow.ellipsis,
               ),
             ],
-            
+
             // 액션 버튼 (있을 경우)
             if (actionText != null && onAction != null) ...[
               const SizedBox(height: 32),
               ElevatedButton(
                 onPressed: onAction,
                 style: ElevatedButton.styleFrom(
-                  backgroundColor: isDark 
-                      ? AppColors.darkPrimary 
+                  backgroundColor: isDark
+                      ? AppColors.darkPrimary
                       : AppColors.lightPrimary,
                   foregroundColor: Colors.white,
                   padding: const EdgeInsets.symmetric(
@@ -126,20 +125,16 @@ class EmptyStateWidget extends StatelessWidget {
 }
 
 /// 리스트 빈 상태 위젯
-/// 
+///
 /// 리스트나 그리드가 비어있을 때 사용하는 특화된 위젯
 class ListEmptyStateWidget extends StatelessWidget {
   /// 아이템 유형 (예: "식당", "기록" 등)
   final String itemType;
-  
+
   /// 추가 액션 콜백 (선택사항)
   final VoidCallback? onAdd;
 
-  const ListEmptyStateWidget({
-    super.key,
-    required this.itemType,
-    this.onAdd,
-  });
+  const ListEmptyStateWidget({super.key, required this.itemType, this.onAdd});
 
   @override
   Widget build(BuildContext context) {
@@ -151,4 +146,4 @@ class ListEmptyStateWidget extends StatelessWidget {
       onAction: onAdd,
     );
   }
-}
+}