init: 毛孩子计划 小程序 + Go 后端 + 内嵌后台

- pets-fe: 微信原生小程序（首页/计划/记录/报告/社区/引导），
  服务端驱动、无假数据；弹层改用 scroll-view，打开时隐藏自定义 tabBar
- pets-be: Gin + GORM(MySQL, sundynix_ 前缀) + MinIO，统一响应/分页，
  微信 code2session 登录，provider-neutral AI(DeepSeek)，go:embed React 后台
- 修复：分段选择类型不匹配（字符串 vs 数字）导致选不中

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

pets-fe/pages/profile/profile.js

@@ -0,0 +1,55 @@
+const store = require('../../utils/store.js');
+const api = require('../../utils/api.js');
+
+function completion(pet) {
+  if (!pet) return 0;
+  const fields = ['name', 'emoji', 'type', 'gender', 'birthday', 'weight', 'stage', 'age', 'color', 'breed'];
+  const filled = fields.filter((f) => pet[f]).length;
+  return Math.round((filled / fields.length) * 100);
+}
+
+Page({
+  data: {
+    pet: {},
+    user: {},
+    summary: { pets: 0, records: 0, reminders: 0, pro_status: 'none' },
+    profilePct: 0,
+    sheetShow: false,
+    sheetType: '',
+  },
+  onLoad() {
+    this._unsub = store.subscribe((pet) => this.setData({ pet, profilePct: completion(pet) }));
+  },
+  onUnload() {
+    if (this._unsub) this._unsub();
+  },
+  onShow() {
+    store
+      .ready()
+      .then(() => {
+        const pet = store.getPet();
+        this.setData({ pet, user: store.getUser() || {}, profilePct: completion(pet) });
+        this.loadSummary();
+      })
+      .catch((e) => wx.showToast({ title: e.message || '加载失败', icon: 'none' }));
+  },
+  loadSummary() {
+    api.userSummary().then((summary) => this.setData({ summary })).catch(() => {});
+  },
+  openSheet(e) {
+    this.setData({ sheetType: e.currentTarget.dataset.type, sheetShow: true });
+  },
+  onAddPet() {
+    this.setData({ sheetType: 'addPet', sheetShow: true });
+  },
+  onEditPet() {
+    this.setData({ sheetType: 'editPet', sheetShow: true });
+  },
+  closeSheet() {
+    this.setData({ sheetShow: false });
+    this.loadSummary();
+  },
+  onFab() {
+    this.setData({ sheetType: 'ai', sheetShow: true });
+  },
+});