feat: 添加Telegram Bot通知功能

✨ 新功能:
- 添加Telegram Bot通知支持
- 账目记录自动推送到Telegram
- 支持多个Bot配置管理
- 支持群组和个人通知

📊 数据库:
- 新增telegram_notification_configs表
- 存储Bot配置和通知类型

🔧 后端API:
- GET /api/telegram/notifications - 获取所有配置
- POST /api/telegram/notifications - 创建配置
- PUT /api/telegram/notifications/:id - 更新配置
- DELETE /api/telegram/notifications/:id - 删除配置
- POST /api/telegram/test - 测试Bot配置

💬 通知功能:
- 自动发送账目记录通知
- 包含交易类型、金额、分类、账户等信息
- 支持格式化显示(类型图标、状态标识)
- 配置创建时自动测试有效性

📝 文档:
- 添加完整的使用说明文档
- API接口说明和示例
- 常见问题解答

apps/backend/api/finance/transactions.post.ts

@@ -5,6 +5,8 @@ import {
 } from '~/utils/finance-repository';
 import { useResponseError, useResponseSuccess } from '~/utils/response';
 import { notifyTransactionWebhook } from '~/utils/telegram-webhook';
+import { notifyTransaction } from '~/utils/telegram-bot';
+import db from '~/utils/sqlite';
 
 const DEFAULT_CURRENCY = 'CNY';
 const ALLOWED_STATUSES: TransactionStatus[] = [
@@ -52,9 +54,48 @@ export default defineEventHandler(async (event) => {
     approvedAt: body.approvedAt ?? undefined,
   });
 
+  // 发送Webhook通知（保留原有功能）
   notifyTransactionWebhook(transaction, { action: 'created' }).catch((error) =>
     console.error('[finance][transactions.post] webhook notify failed', error),
   );
 
+  // 发送Telegram通知（新功能）
+  try {
+    // 获取分类和账户名称
+    let categoryName: string | undefined;
+    let accountName: string | undefined;
+
+    if (transaction.categoryId) {
+      const category = db
+        .prepare<{ name: string }>('SELECT name FROM finance_categories WHERE id = ?')
+        .get(transaction.categoryId);
+      categoryName = category?.name;
+    }
+
+    if (transaction.accountId) {
+      const account = db
+        .prepare<{ name: string }>('SELECT name FROM finance_accounts WHERE id = ?')
+        .get(transaction.accountId);
+      accountName = account?.name;
+    }
+
+    await notifyTransaction(
+      {
+        id: transaction.id,
+        type: transaction.type,
+        amount: transaction.amount,
+        currency: transaction.currency,
+        categoryName,
+        accountName,
+        transactionDate: transaction.transactionDate,
+        description: transaction.description || undefined,
+        status: transaction.status,
+      },
+      'created',
+    );
+  } catch (error) {
+    console.error('[finance][transactions.post] telegram notify failed', error);
+  }
+
   return useResponseSuccess(transaction);
 });