corrected old env names and fixed logout redirect

ui/.env.example

@@ -1,2 +1,2 @@
 # SITE SETTINGS
-BASE_URL=
+VITE_APIHOST=

ui/src/App.vue

@@ -27,12 +27,13 @@ const userStore = useUserStore();
 const APIHOST = import.meta.env.VITE_APIHOST;
 
 async function logout() {
-  await fetch(`${APIHOST}/logout`, {
-    method: 'POST',
-    credentials: 'include',
-  });
+  // await fetch(`${APIHOST}/logout`, {
+  //   method: 'GET',
+  //   credentials: 'include',
+  // });
 
   userStore.user = null;
+  window.location.href = APIHOST + "/logout";
 }
 
 function formatDate(dateStr) {

ui/src/router/index.js

@@ -2,7 +2,7 @@ import { useUserStore } from '@/stores/user'
 import { createRouter, createWebHistory } from 'vue-router'
 
 const router = createRouter({
-  history: createWebHistory(import.meta.env.BASE_URL),
+  history: createWebHistory(import.meta.env.VITE_APIHOST),
   routes: [
     // PUBLIC
     { path: '/join', component: () => import('@/pages/Join.vue') },