Add 卓米会 mini program and admin server.

Initial commit of the WeChat mini program, Express backend, and admin console.

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

miniprogram/pages/mine/mine.js

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+const api = require('../../utils/api')
+const media = require('../../utils/media')
+const activityUtil = require('../../utils/activity')
+
+Page({
+  data: {
+    nickName: '',
+    avatarUrl: '',
+    letter: '微',
+    signups: [],
+    checkins: [],
+    checking: false
+  },
+
+  onShow() {
+    this.loadAll()
+  },
+
+  onPullDownRefresh() {
+    this.loadAll().then(() => wx.stopPullDownRefresh())
+  },
+
+  loadAll() {
+    return Promise.all([api.profile(), api.mySignups()])
+      .then((results) => {
+        const profile = results[0] || {}
+        const mine = results[1] || {}
+        const nickName = profile.nickName || ''
+        this.setData({
+          nickName: nickName,
+          avatarUrl: media.absUrl(profile.avatarUrl),
+          letter: (nickName || '微').slice(0, 1),
+          signups: mine.signups || [],
+          checkins: mine.checkins || []
+        })
+      })
+      .catch(() => {})
+  },
+
+  goProfile() {
+    wx.navigateTo({ url: '/pages/profile/profile' })
+  },
+
+  checkin() {
+    if (this.data.checking) return
+    this.setData({ checking: true })
+    api
+      .checkin({ simulate: true })
+      .then(() => {
+        wx.showToast({ title: '签到成功', icon: 'success' })
+        return this.loadAll()
+      })
+      .catch(activityUtil.toast)
+      .then(() => this.setData({ checking: false }))
+  }
+})

miniprogram/pages/mine/mine.json

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+{
+  "navigationBarTitleText": "我的"
+}

miniprogram/pages/mine/mine.wxml

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+<view class="page">
+  <view class="card profile" hover-class="pressed" bindtap="goProfile">
+    <image wx:if="{{avatarUrl}}" class="avatar" src="{{avatarUrl}}" mode="aspectFill" />
+    <view wx:else class="avatar letter">{{letter}}</view>
+    <view class="who">
+      <text class="name">{{nickName || '微信用户'}}</text>
+      <text class="edit">点击编辑资料</text>
+    </view>
+  </view>
+
+  <view class="card block">
+    <text class="heading">我的报名</text>
+    <view wx:if="{{!signups.length}}" class="empty">暂无报名记录，去首页报名吧</view>
+    <view wx:for="{{signups}}" wx:key="id" class="item">
+      <view class="item-main">
+        <text class="item-title">{{item.activityTitle}}</text>
+        <text class="item-sub">{{nickName || item.name}} · {{item.phone}}</text>
+      </view>
+      <text class="tag {{item.checkedIn ? 'on' : ''}}">{{item.checkedIn ? '已签到' : '未签到'}}</text>
+    </view>
+  </view>
+
+  <view class="card block">
+    <text class="heading">签到记录</text>
+    <view wx:if="{{!checkins.length}}" class="empty">暂无签到记录</view>
+    <view wx:for="{{checkins}}" wx:key="id" class="item">
+      <view class="item-main">
+        <text class="item-title">{{item.activityTitle}}</text>
+        <text class="item-sub">已签到</text>
+      </view>
+    </view>
+  </view>
+
+  <view class="scan" hover-class="scan-pressed" bindtap="checkin">模拟现场扫码签到</view>
+</view>

miniprogram/pages/mine/mine.wxss

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+.page {
+  min-height: 100vh;
+  box-sizing: border-box;
+  padding: 28rpx 32rpx 48rpx;
+}
+
+.card {
+  background: #ffffff;
+  border-radius: 28rpx;
+  margin-bottom: 24rpx;
+}
+
+.profile {
+  display: flex;
+  align-items: center;
+  gap: 28rpx;
+  padding: 36rpx 32rpx;
+}
+
+.pressed {
+  opacity: 0.85;
+}
+
+.avatar {
+  flex-shrink: 0;
+  width: 112rpx;
+  height: 112rpx;
+  border-radius: 56rpx;
+}
+
+.letter {
+  background: #128a80;
+  color: #ffffff;
+  font-size: 42rpx;
+  font-weight: 600;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.who {
+  flex: 1;
+  min-width: 0;
+}
+
+.name {
+  display: block;
+  font-size: 36rpx;
+  font-weight: 700;
+  color: #111827;
+}
+
+.edit {
+  display: block;
+  margin-top: 10rpx;
+  color: #9ca3af;
+  font-size: 24rpx;
+}
+
+.block {
+  padding: 32rpx;
+}
+
+.heading {
+  display: block;
+  font-size: 28rpx;
+  font-weight: 500;
+  color: #9ca3af;
+}
+
+.empty {
+  padding: 56rpx 0 28rpx;
+  text-align: center;
+  color: #c5cdd6;
+  font-size: 28rpx;
+}
+
+.item {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 20rpx;
+  padding-top: 28rpx;
+}
+
+.item-main {
+  flex: 1;
+  min-width: 0;
+}
+
+.item-title {
+  display: block;
+  font-size: 30rpx;
+  font-weight: 600;
+  color: #111827;
+}
+
+.item-sub {
+  display: block;
+  margin-top: 6rpx;
+  color: #9ca3af;
+  font-size: 24rpx;
+}
+
+.tag {
+  flex-shrink: 0;
+  color: #9ca3af;
+  font-size: 24rpx;
+}
+
+.tag.on {
+  color: #128a80;
+}
+
+.scan {
+  height: 96rpx;
+  margin-top: 8rpx;
+  border-radius: 20rpx;
+  border: 2rpx solid #128a80;
+  color: #128a80;
+  font-size: 32rpx;
+  font-weight: 600;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  background: #ffffff;
+}
+
+.scan-pressed {
+  background: #f0faf9;
+}