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/libs/endorserServer.ts

@@ -29,7 +29,6 @@ import {
 } from "../constants/app";
 import { Contact } from "../db/tables/contacts";
 import { accessToken, deriveAddress, nextDerivationPath } from "../libs/crypto";
-import { NonsensitiveDexie } from "../db/index";
 import { logConsoleAndDb } from "../db/databaseUtil";
 import {
   retrieveAccountMetadata,
@@ -689,6 +688,7 @@ export function hydrateGive(
 
   if (amount && !isNaN(amount)) {
     const quantitativeValue: QuantitativeValue = {
+      "@type": "QuantitativeValue",
       amountOfThisGood: amount,
       unitCode: unitCode || "HUR",
     };
@@ -999,11 +999,12 @@ export async function createAndSubmitClaim(
   axios: Axios,
 ): Promise<CreateAndSubmitClaimResult> {
   try {
-    const vcPayload = {
+    const vcPayload: { vc: VerifiableCredentialClaim } = {
       vc: {
-        "@context": ["https://www.w3.org/2018/credentials/v1"],
+        "@context": "https://www.w3.org/2018/credentials/v1",
+        "@type": "VerifiableCredential",
         type: ["VerifiableCredential"],
-        credentialSubject: vcClaim,
+        credentialSubject: vcClaim as unknown as ClaimObject, // Type assertion needed due to object being string
       },
     };
 
@@ -1330,7 +1331,8 @@ export async function createEndorserJwtVcFromClaim(
   // Make a payload for the claim
   const vcPayload = {
     vc: {
-      "@context": ["https://www.w3.org/2018/credentials/v1"],
+      "@context": "https://www.w3.org/2018/credentials/v1",
+      "@type": "VerifiableCredential",
       type: ["VerifiableCredential"],
       credentialSubject: claim,
     },
@@ -1367,7 +1369,7 @@ export async function createInviteJwt(
   // Make a payload for the claim
   const vcPayload: { vc: VerifiableCredentialClaim } = {
     vc: {
-      "@context": ["https://www.w3.org/2018/credentials/v1"],
+      "@context": "https://www.w3.org/2018/credentials/v1",
       "@type": "VerifiableCredential",
       type: ["VerifiableCredential"],
       credentialSubject: vcClaim as unknown as ClaimObject, // Type assertion needed due to object being string
@@ -1431,7 +1433,6 @@ export async function setVisibilityUtil(
   activeDid: string,
   apiServer: string,
   axios: Axios,
-  db: NonsensitiveDexie,
   contact: Contact,
   visibility: boolean,
 ) {