Add simple auth

frontend/src/router/index.ts

@@ -1,4 +1,6 @@
 import { createRouter, createWebHistory } from 'vue-router'
+import { useAuthStore } from '@/stores/authStore'
+import LoginView from '@/views/LoginView.vue'
 import UploadView from '@/views/UploadView.vue'
 import TopicsView from '@/views/TopicsView.vue'
 import ChatView from '@/views/ChatView.vue'
@@ -7,6 +9,11 @@ import BookReaderView from '@/views/BookReaderView.vue'
 const router = createRouter({
   history: createWebHistory(import.meta.env.BASE_URL),
   routes: [
+    {
+      path: '/login',
+      name: 'login',
+      component: LoginView
+    },
     {
       path: '/',
       name: 'upload',
@@ -30,4 +37,11 @@ const router = createRouter({
   ]
 })
 
+router.beforeEach((to) => {
+  const auth = useAuthStore()
+  if (to.name !== 'login' && !auth.isAuthenticated) {
+    return { name: 'login' }
+  }
+})
+
 export default router