feat: enhance GenericVerifiableCredential interface with explicit optional properties

- Add name, description, and agent as optional properties to GenericVerifiableCredential
- Improve type safety and IntelliSense for common claim properties
- Maintain backward compatibility with existing code
- Reduce need for type assertions when accessing claim properties

src/views/OnboardMeetingListView.vue

@@ -90,7 +90,6 @@ import { Router } from "vue-router";
 import QuickNav from "../components/QuickNav.vue";
 import TopMessage from "../components/TopMessage.vue";
 import * as databaseUtil from "../db/databaseUtil";
-import { retrieveSettingsForActiveAccount } from "../db/index";
 import { logConsoleAndDb } from "../db/databaseUtil";
 import {
   errorStringForLog,