refactor(frontend): merge authserver web login

frontend/src/composables/useAuth.ts

@@ -1,9 +1,8 @@
-import { useRouter } from 'vue-router'
 import { useAuthStore } from '@/stores/auth'
 import { authApi } from '@/api/auth'
+import { redirectToSSO } from '@/utils/sso'
 
 export function useAuth() {
-  const router = useRouter()
   const authStore = useAuthStore()
 
   const login = async (username: string, password: string) => {
@@ -16,12 +15,12 @@ export function useAuth() {
   const logout = async () => {
     await authApi.logout()
     authStore.clearAuth()
-    router.push('/login')
+    redirectToSSO()
   }
 
   const checkAuth = () => {
     if (!authStore.isLoggedIn()) {
-      router.push('/login')
+      redirectToSSO()
       return false
     }
     return true