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/TopMessage.vue

@@ -17,7 +17,6 @@ import { Component, Vue, Prop } from "vue-facing-decorator";
 
 import { AppString, NotificationIface } from "../constants/app";
 import * as databaseUtil from "../db/databaseUtil";
-import { retrieveSettingsForActiveAccount } from "../db/index";
 
 @Component
 export default class TopMessage extends Vue {