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/components/icon/icon.wxss

@@ -0,0 +1,18 @@
+/* components/icon/icon.wxss */
+.icon {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  flex-shrink: 0;
+}
+
+.icon-image {
+  display: block;
+  width: 100%;
+  height: 100%;
+}
+
+.icon-text {
+  font-size: 24rpx;
+  color: currentColor;
+}