feat: 修复 H5 底部导航覆盖 + 更新项目进度文档

## H5 底部导航修复 (Bug #10)
- 精简 App.vue，移除重复 tabbar，仅保留全局样式
- uni-page 设置 height: calc(100% - 50px) + overflow-y: auto
- 内容区域精确停在底部导航上方，独立滚动不再叠加
- 恢复 custom-tab-bar 组件

## 项目进度文档
- PROGRESS.md 更新至 10 个 Bug 修复
- 新增 H5 底部导航修复记录
- 新增历史变更条目

uni-app/src/utils/push.js

@@ -1,4 +1,5 @@
 import { ref } from 'vue'
+import { pushApi } from './api.js'
 
 let pushClientId = ''
 let isInitialized = ref(false)
@@ -24,9 +25,14 @@ export const pushService = {
       })
       // #endif
       
-      // #ifndef APP-PLUS
-      console.log('非App环境下跳过推送初始化')
-      resolve(false)
+      // #ifdef MP-WEIXIN
+      this.registerWechatDevice()
+      resolve(true)
+      // #endif
+      
+      // #ifdef H5
+      this.registerWebDevice()
+      resolve(true)
       // #endif
     })
   },
@@ -50,16 +56,14 @@ export const pushService = {
   /**
    * 注册设备到服务器
    */
-  async registerDevice(clientId) {
+   async registerDevice(clientId) {
     if (!clientId) return
     
     try {
-      const { request } = require('./api.js')
-      await request('/push/register', 'POST', {
-        client_id: clientId,
-        platform: uni.getSystemInfoSync().platform,
-        device_info: uni.getSystemInfoSync(),
-      })
+      const platform = uni.getSystemInfoSync().platform || 'web'
+      const deviceInfo = uni.getSystemInfoSync()
+      
+      await pushApi.register(clientId, platform, '', deviceInfo)
       console.log('Device registered successfully')
     } catch (err) {
       console.error('Register device failed:', err)
@@ -143,6 +147,35 @@ export const pushService = {
     })
   },
 
+  /**
+   * 微信小程序设备注册
+   */
+  registerWechatDevice() {
+    // #ifdef MP-WEIXIN
+    try {
+      const systemInfo = uni.getSystemInfoSync()
+      const clientId = `${systemInfo.platform}_${Date.now()}`
+      this.registerDevice(clientId)
+    } catch (err) {
+      console.error('Wechat device register failed:', err)
+    }
+    // #endif
+  },
+
+  /**
+   * H5 设备注册
+   */
+  registerWebDevice() {
+    // #ifdef H5
+    try {
+      const clientId = `web_${Date.now()}`
+      this.registerDevice(clientId)
+    } catch (err) {
+      console.error('Web device register failed:', err)
+    }
+    // #endif
+  },
+
   /**
    * 清除所有推送消息
    */