Ask for organization business field at signup, including jewelry.

Store Didar-style industry on the org so registration, settings, and Ask Mento share the same catalog.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/src/auth/auth.service.ts

@@ -45,6 +45,7 @@ export class AuthService {
       data: {
         name: dto.organizationName,
         slug,
+        businessField: dto.businessField,
         users: {
           create: {
             email: dto.email.toLowerCase(),