fix(auth): fix approval signups and auto-join invites (#3467)

packages/schema/src/domains/admin/AdminSchemas.ts

@@ -521,6 +521,7 @@ export const PendingRegistrationResponse = z.object({
 	requested_at: z.iso.datetime(),
 	registration_url_id: createStringType(1, 128).nullable(),
 	client_ip: z.string().nullable(),
+	invite_code: createStringType(0, 256).nullable(),
 });
 export type PendingRegistrationResponse = z.infer<typeof PendingRegistrationResponse>;