miniprogram: 用永平版本替换（含超级个体、会员详情、提现等）

- 来源: 一场soul的创业实验-永平/soul/miniprogram
- 新增: addresses/agreement/privacy/withdraw-records 等页面
- 新增: components/icon, utils/chapterAccessManager, readingTracker
- 删除: 上传脚本、部署说明等冗余文件
- 同步永平最新结构和功能

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

miniprogram/assets/icons/message-circle.svg

@@ -0,0 +1,3 @@
+<svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
+  <path d="M2.992 16.342a2 2 0 0 1 .094 1.167l-1.065 3.29a1 1 0 0 0 1.236 1.168l3.413-.998a2 2 0 0 1 1.099.092 10 10 0 1 0-4.777-4.719" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
+</svg>