refactor(backend): 重构后端异常处理和模型管理

- 新增自定义异常类 BizException、NoteError 和 ProviderError
- 优化了模型管理相关的逻辑，包括加载、删除和测试连接等功能
- 改进了 Douyin 下载器的错误处理
- 调整了任务重试逻辑和笔记生成的异常处理- 更新了相关组件和页面以适应新的异常处理机制

BillNote_frontend/src/store/taskStore/index.ts

@@ -2,6 +2,7 @@ import { create } from 'zustand'
 import { persist } from 'zustand/middleware'
 import { delete_task, generateNote } from '@/services/note.ts'
 import { v4 as uuidv4 } from 'uuid'
+import toast from 'react-hot-toast'
 
 
 export type TaskStatus = 'PENDING' | 'RUNNING' | 'SUCCESS' | 'FAILD'
@@ -157,14 +158,19 @@ export const useTaskStore = create<TaskStore>()(
         return get().tasks.find(task => task.id === currentTaskId) || null
       },
       retryTask: async (id: string, payload?: any) => {
+
+        if (!id){
+          toast.error('任务不存在')
+          return
+        }
         const task = get().tasks.find(task => task.id === id)
+        console.log('retry',task)
         if (!task) return
 
         const newFormData = payload || task.formData
-
         await generateNote({
-          task_id: id,
           ...newFormData,
+          task_id: id,
         })
 
         set(state => ({