feat: 实现自适应路由切换，根据 User-Agent 及屏幕大小自动导航 PC/Mobile 视图

frontend/src/router/index.ts

@@ -5,7 +5,7 @@ import { useSessionStore } from '@/stores/session'
 import { getAccessToken, getLoginPath } from '@/utils/authStorage'
 import { accountRoutes } from './accountRoutes'
 import { adminRoutes } from './adminRoutes'
-import { isMobileHost, toMobilePath } from './mobileHost'
+import { isMobileHost, isMobileDevice, getMobilePath, getPcPath } from './mobileHost'
 import { mobileRoutes } from './mobileRoutes'
 import { publicRoutes } from './publicRoutes'
 import { sellerRoutes } from './sellerRoutes'
@@ -22,8 +22,18 @@ const router = createRouter({
 })
 
 router.beforeEach(async (to) => {
-  if (isMobileHost() && to.path !== toMobilePath(to.path)) {
-    return { path: toMobilePath(to.path), query: to.query, hash: to.hash }
+  const isMobile = isMobileHost() || isMobileDevice()
+
+  if (isMobile) {
+    const targetPath = getMobilePath(to.path)
+    if (to.path !== targetPath) {
+      return { path: targetPath, query: to.query, hash: to.hash }
+    }
+  } else {
+    const targetPath = getPcPath(to.path)
+    if (to.path !== targetPath) {
+      return { path: targetPath, query: to.query, hash: to.hash }
+    }
   }
 
   if (to.meta.requiresAuth) {