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>

packages/weixin-sdk/src/app-path.ts

@@ -0,0 +1,25 @@
+/// <reference types="vite/client" />
+
+function normalizeBase(base?: string): string {
+  if (!base || base === '/') return '';
+  return base.replace(/\/$/, '');
+}
+
+/** React Router basename（来自 Vite `base`） */
+export function getRouterBasename(baseUrl?: string): string | undefined {
+  const base = normalizeBase(baseUrl ?? import.meta.env?.BASE_URL);
+  return base || undefined;
+}
+
+/** 拼接带 Vite base 前缀的应用内路径（用于 window.location 跳转） */
+export function toAppPath(path: string, baseUrl?: string): string {
+  const base = normalizeBase(baseUrl ?? import.meta.env?.BASE_URL);
+  const normalized = path.startsWith('/') ? path : `/${path}`;
+  return `${base}${normalized}`;
+}
+
+export function isOnAppPath(path: string, baseUrl?: string): boolean {
+  if (typeof window === 'undefined') return false;
+  const target = toAppPath(path, baseUrl);
+  return window.location.pathname === target || window.location.pathname.startsWith(`${target}/`);
+}

packages/weixin-sdk/src/index.ts

@@ -1,4 +1,5 @@
 export { isWechatBrowser, isMiniProgram, getRuntimePlatform } from './env';
+export { getRouterBasename, toAppPath, isOnAppPath } from './app-path';
 export { initWechatJssdk, ensureJssdkReady, isJssdkReady, normalizeJssdkPageUrl, stripOAuthParamsFromLocation } from './jssdk';
 export {
   getWechatLocation,