Files: fix accessed_at.

src/main.js

@@ -12,10 +12,12 @@ import cytoscape from 'cytoscape';
 import dagre from 'cytoscape-dagre';
 import popper from 'cytoscape-popper';
 import draggable from 'vuedraggable';
+import VueSweetalert2 from 'vue-sweetalert2';
 
 // import CSS
 import "./assets/main.css";
 import 'vue-toast-notification/dist/theme-sugar.css';
+import 'sweetalert2/dist/sweetalert2.min.css';
 
 // import PrimeVue
 import PrimeVue from 'primevue/config';
@@ -61,6 +63,7 @@ cytoscape.use( popper );
 app.use(pinia);
 app.use(router);
 app.use(VueAxios, axios);
+app.use(VueSweetalert2);
 app.use(ToastPlugin, { // use `this.$toast` in Vue.js
   position: 'bottom',
   duration: 3000,