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/components/UserNameDialog.vue

@@ -38,7 +38,6 @@
 import { Vue, Component, Prop } from "vue-facing-decorator";
 
 import { NotificationIface } from "../constants/app";
-import { db, retrieveSettingsForActiveAccount } from "../db/index";
 import * as databaseUtil from "../db/databaseUtil";
 import { MASTER_SETTINGS_KEY } from "../db/tables/settings";
 import { PlatformServiceFactory } from "@/services/PlatformServiceFactory";