Initial commit: Happy Up monorepo through Sprint 5.

Document-driven MVP with FastAPI backend, Vue H5, WeChat mini shell, product demo, and Docker dev stack.

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

apps/mini/pages/home/home.js

@@ -0,0 +1,22 @@
+const api = require('../../utils/api')
+
+Page({
+  data: {
+    children: [],
+    error: '',
+  },
+  onShow() {
+    this.load()
+  },
+  async load() {
+    try {
+      const data = await api.listChildren()
+      this.setData({ children: data.list || [], error: '' })
+    } catch (err) {
+      this.setData({ error: err.message || '加载失败' })
+    }
+  },
+  goScreening() {
+    wx.navigateTo({ url: '/pages/screening/screening' })
+  },
+})

apps/mini/pages/home/home.json

@@ -0,0 +1,3 @@
+{
+  "navigationBarTitleText": "首页"
+}

apps/mini/pages/home/home.wxml

@@ -0,0 +1,8 @@
+<view class="card">
+  <view>儿童档案</view>
+  <view class="muted">{{error}}</view>
+  <block wx:for="{{children}}" wx:key="id">
+    <view>{{item.name}} · {{item.birthday}}</view>
+  </block>
+  <button class="btn-primary" bindtap="goScreening">去筛查</button>
+</view>