feat(h5): unify WeChat OAuth under m.runxian.top path routing

Serve user/shop/partner H5 under /user/, /shop/, /partner/ on a single authorized domain; update nginx, SSL script, and router base paths.

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

apps/h5-shop/src/main.tsx

@@ -1,13 +1,14 @@
 import React from 'react';
 import ReactDOM from 'react-dom/client';
 import { BrowserRouter } from 'react-router-dom';
+import { getRouterBasename } from '@dukang/weixin-sdk';
 import { StoreSessionProvider } from './contexts/StoreSessionContext';
 import App from './App';
 import './styles.css';
 
 ReactDOM.createRoot(document.getElementById('root')!).render(
   <React.StrictMode>
-    <BrowserRouter>
+    <BrowserRouter basename={getRouterBasename()}>
       <StoreSessionProvider>
         <App />
       </StoreSessionProvider>