feat:#4 added persistent storage option

frontend/src/view/UserCalendar.vue

@@ -3,7 +3,7 @@
 import CalendarViewer from "@/components/CalendarViewer.vue";
 import DynamicPage from "@/view/DynamicPage.vue";
 import { useI18n } from "vue-i18n";
-import { ref } from "vue";
+import { onMounted, ref } from "vue";
 import { extractToken } from "@/helpers/token.ts";
 import { useToast } from "primevue/usetoast";
 import moduleStore from "@/store/moduleStore.ts";
@@ -41,6 +41,11 @@ function loadCalendar() {
   tokenStore().setToken(token.value);
 }
 
+onMounted(() => {
+  if (token.value && token.value !== "") {
+    loadCalendar();
+  }
+});
 
 </script>