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/index/index.js

@@ -0,0 +1,48 @@
+const api = require('../../utils/api')
+const authUtil = require('../../utils/auth')
+const activityUtil = require('../../utils/activity')
+const fallback = require('../../utils/fallback')
+
+Page({
+  data: {
+    activity: fallback.CURRENT
+  },
+
+  onLoad(query) {
+    authUtil.captureSharer(query)
+    wx.showShareMenu({ menus: ['shareAppMessage'] })
+  },
+
+  onShow() {
+    this.loadActivity()
+  },
+
+  onPullDownRefresh() {
+    this.loadActivity().then(() => wx.stopPullDownRefresh())
+  },
+
+  loadActivity() {
+    return api
+      .currentActivity()
+      .then((activity) => {
+        if (activity) this.setData({ activity: activity })
+      })
+      .catch(() => {})
+  },
+
+  openMap() {
+    activityUtil.openMap(this.data.activity)
+  },
+
+  goSignup() {
+    activityUtil.goSignup(this.data.activity)
+  },
+
+  goPast() {
+    wx.switchTab({ url: '/pages/past/past' })
+  },
+
+  onShareAppMessage() {
+    return activityUtil.shareMessage(this.data.activity)
+  }
+})

miniprogram/pages/index/index.json

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+{
+  "navigationBarTitleText": "卓米会",
+  "enablePullDownRefresh": true,
+  "usingComponents": {
+    "activity-board": "/components/activity-board/index"
+  }
+}

miniprogram/pages/index/index.wxml

@@ -0,0 +1,7 @@
+<activity-board
+  activity="{{activity}}"
+  show-past="{{true}}"
+  bind:map="openMap"
+  bind:signup="goSignup"
+  bind:past="goPast"
+/>

miniprogram/pages/index/index.wxss

@@ -0,0 +1,3 @@
+page {
+  background: #f3f5f7;
+}