refactor: Move inline Zod schemas from routes to validator files

Create ai-kurzy.validators.js and service.validators.js with schemas
extracted from their respective route files. Routes now import schemas
instead of defining them inline.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/routes/service.routes.js

@@ -6,34 +6,19 @@ import { authenticate } from '../middlewares/auth/authMiddleware.js';
 import { requireAdmin } from '../middlewares/auth/roleMiddleware.js';
 import { validateBody, validateParams } from '../middlewares/security/validateInput.js';
 import { createServiceSchema, updateServiceSchema } from '../validators/crm.validators.js';
-import { z } from 'zod';
 import { createUpload } from '../config/upload.js';
+import {
+  serviceIdSchema,
+  folderIdSchema,
+  folderDocumentIdSchema,
+  createFolderSchema,
+  updateFolderSchema,
+} from '../validators/service.validators.js';
 
 const router = express.Router();
 
 const upload = createUpload({ maxSizeMB: 50 });
 
-const serviceIdSchema = z.object({
-  serviceId: z.string().uuid(),
-});
-
-const folderIdSchema = z.object({
-  folderId: z.string().uuid(),
-});
-
-const folderDocumentIdSchema = z.object({
-  folderId: z.string().uuid(),
-  documentId: z.string().uuid(),
-});
-
-const createFolderSchema = z.object({
-  name: z.string().min(1).max(255),
-});
-
-const updateFolderSchema = z.object({
-  name: z.string().min(1).max(255),
-});
-
 // All service routes require authentication
 router.use(authenticate);