fix: Skip Sign Up checks on dev

Author: LubomirGeorgiev

src/utils/auth.ts

@@ -290,6 +290,11 @@ async function checkWithMailcheck(email: string): Promise<ValidatorResult> {
  * @throws {ZSAError} If email is disposable or if all services fail
  */
 export async function canSignUp({ email }: { email: string }): Promise<void> {
+  // Skip disposable email check in development
+  if (!isProd) {
+    return;
+  }
+
   const validators = [
     checkWithDebounce,
     checkWithMailcheck,