chore: remove debug code and restore phone authorization as required

- Remove debug register page entry and console.log from login
- Remove phone skip option, phone authorization is mandatory
- Restore incomplete registration check (no phone → redirect to register)

miniprogram/pages/login/login.js

@@ -16,8 +16,7 @@ Page({
 
     app.doLogin().then(function (data) {
       self.setData({ loading: false })
-      console.log('[login] doLogin result:', JSON.stringify(data))
-      if (data && data.is_new_user) {
+      if (data && (data.is_new_user || !data.user_info || !data.user_info.phone)) {
         wx.redirectTo({ url: '/pages/register/register' })
       } else {
         wx.switchTab({ url: '/pages/index/index' })
@@ -30,9 +29,5 @@ Page({
 
   onAgreement: function () {
     wx.showModal({ title: '提示', content: '用户协议和隐私政策内容建设中', showCancel: false })
-  },
-
-  onDebugRegister: function () {
-    wx.navigateTo({ url: '/pages/register/register' })
   }
 })