fix(api): 替换所有接口请求的域名为 guilixu-api.websoft.top

- 将获取 STS Token 的接口地址由 paopao-api 改为 guilixu-api
- 更新图片上传接口地址为新的 guilixu-api 域名
- 修改用户推广页面中邀请码链接和二维码接口的域名
- 更改注册页微信登录接口请求的域名为 guilixu-api

src/pages/help-detail.tsx

@@ -0,0 +1,50 @@
+import React, { useEffect, useState } from 'react'
+import { View, Text, ScrollView } from '@tarojs/components'
+import Taro, { useRouter } from '@tarojs/taro'
+
+definePageConfig({
+  navigationBarTitleText: '问题详情',
+})
+
+const HelpDetailPage: React.FC = () => {
+  const router = useRouter()
+  const [title, setTitle] = useState('')
+  const [content, setContent] = useState('')
+
+  useEffect(() => {
+    const { title: t, content: c } = router.params
+    if (t) setTitle(decodeURIComponent(t))
+    if (c) setContent(decodeURIComponent(c))
+  }, [router.params])
+
+  return (
+    <View className='min-h-screen bg-gray-50'>
+      <ScrollView scrollY className='h-screen'>
+        <View className='p-4'>
+          <View className='bg-white rounded-lg p-4'>
+            <Text className='text-lg font-medium text-gray-800 block mb-4'>
+              {title}
+            </Text>
+            <View className='border-t border-gray-100 pt-4'>
+              <Text className='text-sm text-gray-600 leading-7'>
+                {content}
+              </Text>
+            </View>
+          </View>
+
+          {/* 相关问题推荐（预留） */}
+          <View className='mt-4 bg-white rounded-lg p-4'>
+            <Text className='text-base font-medium text-gray-800 mb-3 block'>
+              相关问题
+            </Text>
+            <Text className='text-sm text-gray-400'>
+              暂无相关问题
+            </Text>
+          </View>
+        </View>
+      </ScrollView>
+    </View>
+  )
+}
+
+export default HelpDetailPage