PDF2需求修复 - v1.16

## 修复
1. 资源对接：去掉"擅长什么"只保留两项
2. 资源对接：需登录+购买章节才能使用
3. 手机号API：修复AppSecret配置错误
4. 小程序码API：修复AppSecret配置错误
5. 获取地址：增强错误处理

## AppSecret统一
- qrcode/phone API统一使用正确的AppSecret

Co-authored-by: Cursor <cursoragent@cursor.com>

app/api/miniprogram/phone/route.ts

@@ -7,7 +7,7 @@ import { NextRequest, NextResponse } from 'next/server'
 import { query } from '@/lib/db'
 
 const APPID = process.env.WECHAT_APPID || 'wxb8bbb2b10dec74aa'
-const APPSECRET = process.env.WECHAT_APPSECRET || '25b7e7fdb7998e5107e242ebb6ddabd0'
+const APPSECRET = process.env.WECHAT_APPSECRET || '3c1fb1f63e6e052222bbcead9d07fe0c'
 
 /**
  * POST - 解密手机号

app/api/miniprogram/qrcode/route.ts

@@ -4,7 +4,7 @@
 import { NextRequest, NextResponse } from 'next/server'
 
 const APPID = process.env.WECHAT_APPID || 'wxb8bbb2b10dec74aa'
-const APPSECRET = process.env.WECHAT_APPSECRET || '25b7e7fdb7998e5107e242ebb6ddabd0'
+const APPSECRET = process.env.WECHAT_APPSECRET || '3c1fb1f63e6e052222bbcead9d07fe0c'
 
 // 获取access_token
 async function getAccessToken() {