fix: make api always return an authMethods array

backend/src/server/routes/v1/identity-router.ts

@@ -37,7 +37,9 @@ export const registerIdentityRouter = async (server: FastifyZodProvider) => {
       }),
       response: {
         200: z.object({
-          identity: IdentitiesSchema
+          identity: IdentitiesSchema.extend({
+            authMethods: z.array(z.string())
+          })
         })
       }
     },

backend/src/services/identity/identity-service.ts

@@ -93,7 +93,7 @@ export const identityServiceFactory = ({
           tx
         );
       }
-      return newIdentity;
+      return { ...newIdentity, authMethods: [] };
     });
     await licenseService.updateSubscriptionOrgMemberCount(orgId);