fix: API升级v5、错误提示优化、体重必填移除等

- selectMemberDrawer: v3→v5 API升级
- lefu/service: 统一错误提示文案
- equipmentMember: 修复删除确认弹框文案
- home: 优化加载中提示
- supplementPersonal: 移除体重必填校验

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

miniprogram/pages/supplementPersonal/supplementPersonal.ts

@@ -253,10 +253,6 @@ Page({
             wx.showToast({ title: '请填写身高', icon: 'none' })
             return
         }
-        if (!weight || isNaN(weightNum) || weightNum <= 0) {
-            wx.showToast({ title: '请填写体重', icon: 'none' })
-            return
-        }
 
         const parsed = this.parseIdCard(idCard)
 

miniprogram/pages/supplementPersonal/supplementPersonal.wxml

@@ -105,7 +105,6 @@
 			<!-- 体重 -->
 			<view class="form-row">
 				<view class="form-label">
-					<text class="label-star">*</text>
 					<text class="label-text">体重</text>
 				</view>
 				<view class="form-control">