feat:增加common框架

lib/widgets/todo_widget.dart

@@ -2,6 +2,7 @@ import 'package:flisp_app/models/todo.dart';
 import 'package:flisp_app/utils/todo_utils.dart';
 import 'package:flisp_app/widgets/common.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_common/widget/common_widget.dart';
 import 'package:intl/intl.dart';
 
 // 统计卡片
@@ -12,7 +13,7 @@ Widget buildTodoStatsCard(BuildContext context, List<Todo> todos) {
 
   int completedCount = todos.where((todo) => todo.isCompleted).length;
 
-  return BuildCard(
+  return CommonCard(
     child: Row(
       mainAxisAlignment: MainAxisAlignment.spaceAround,
       crossAxisAlignment: CrossAxisAlignment.center,
@@ -94,7 +95,7 @@ Widget _buildTodoItem({
     context: context,
     id: todo.id,
     onDelete: () => onDelete(todo),
-    child: BuildCard(
+    child: CommonCard(
       child: ListTile(
         contentPadding: EdgeInsets.symmetric(horizontal: 8, vertical: 0),
         leading: SizedBox(