refactor: 重构 main 函数，将初始化逻辑提取到 AppInitializer

lib/views/profile/profile_page.dart

@@ -102,9 +102,7 @@ class _ProfilePageState extends State<ProfilePage>
       setState(() {
         _poetryHistory = history;
       });
-    } catch (e) {
-      print('加载历史记录失败: $e');
-    }
+    } catch (e) {}
   }
 
   Future<void> _savePoetryToHistory(Map<String, dynamic> poetryData) async {
@@ -117,7 +115,6 @@ class _ProfilePageState extends State<ProfilePage>
         _showSnackBar('该诗词已在历史记录中');
       }
     } catch (e) {
-      print('保存历史记录失败: $e');
       _showSnackBar('保存失败');
     }
   }
@@ -135,7 +132,6 @@ class _ProfilePageState extends State<ProfilePage>
         _showSnackBar('清空失败');
       }
     } catch (e) {
-      print('清空历史记录失败: $e');
       _showSnackBar('清空失败');
     }
   }