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/MembersList.vue

@@ -159,11 +159,7 @@
 <script lang="ts">
 import { Component, Vue, Prop } from "vue-facing-decorator";
 
-import {
-  logConsoleAndDb,
-  retrieveSettingsForActiveAccount,
-  db,
-} from "../db/index";
+import { logConsoleAndDb } from "../db/index";
 import {
   errorStringForLog,
   getHeaders,