added user signup feature

front/src/main.js

@@ -3,11 +3,13 @@ import { createRouter, createWebHistory } from 'vue-router'
 import App from './App.vue'
 import BooksBrowser from './BooksBrowser.vue'
 import AddBook from './AddBook.vue'
+import SignUp from './SignUp.vue'
 
 
 const routes = [
   { path: '/', component: BooksBrowser },
   { path: '/add', component: AddBook },
+  { path: '/signup', component: SignUp },
 ]
 
 export const router = createRouter({