feat: 详细报告接入 v3 测量历史接口，设备列表接入设备接口

- 详细报告按 scaleType 区分 4/8 电极渲染，节段卡片 8 电极专属
- 设备列表改为接口驱动并新增空态
- 登录后统一跳首页，请求层兼容 code 0 返回风格

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

miniprogram/pages/helpCenter/helpCenter.ts

@@ -56,9 +56,8 @@ Page({
 
     onTapQuestion(e: WechatMiniprogram.TouchEvent) {
         const id = e.currentTarget.dataset.id as string
-        const title = e.currentTarget.dataset.title as string
         wx.navigateTo({
-            url: '/pages/questionDetails/questionDetails?id=' + id + '&title=' + encodeURIComponent(title)
+            url: '/pages/questionDetails/questionDetails?id=' + id
         })
     }
 })