如何做到下面這兩種方式--------編程式導航-----router.push({ name: 'user', params: { userId: 123 }})// 帶查詢參數，變成 /register?plan=privaterouter.push({ path: 'register', query: { plan: 'private' }})---------導航守衛---------------------const router = new VueRouter({ ... })router.beforeEach((to, from, next) => {// ...})=========================