Enhance Customer Module with Validation and Username Handling

- Introduced a new ValidationService for customer operations to ensure valid username formats.
- Updated customer service and handler to utilize the new validation service, enhancing input validation during registration and updates.
- Modified CreateCustomerForm and UpdateCustomerForm to enforce username validation rules.
- Adjusted repository indexing to improve search efficiency by refining the text index for customer data.
- Ensured consistent handling of usernames across the customer module, improving overall data integrity and user experience.

cmd/web/main.go

@@ -146,14 +146,15 @@ func main() {
 		"repositories": []string{"customer", "user", "company", "category", "tender", "feedback", "tender_approval", "inquiry"},
 	})
 
-	// Initialize validation service
+	// Initialize validation services
 	userValidator := user.NewValidationService()
+	customerValidator := customer.NewValidationService()
 
 	// Initialize services with repositories
 	userService := user.NewService(userRepository, logger, userAuthService, userValidator, notificationSDK)
 	categoryService := company_category.NewService(categoryRepository, logger)
 	companyService := company.NewService(companyRepository, categoryService, logger)
-	customerService := customer.NewService(customerRepository, logger, customerAuthService, companyService, redisClient, notificationSDK)
+	customerService := customer.NewService(customerRepository, logger, customerAuthService, companyService, redisClient, notificationSDK, customerValidator)
 	tenderService := tender.NewService(tenderRepository, companyService, logger)
 	feedbackService := feedback.NewService(feedbackRepo, tenderService, companyService, logger)
 	tenderApprovalService := tender_approval.NewService(tenderApprovalRepository, tenderService, logger)
@@ -166,7 +167,7 @@ func main() {
 
 	// Initialize handlers with services
 	userHandler := user.NewHandler(userService, logger, userValidator, userAuthService)
-	customerHandler := customer.NewHandler(customerService, userHandler, customerAuthService, logger)
+	customerHandler := customer.NewHandler(customerService, userHandler, customerAuthService, logger, customerValidator)
 	companyHandler := company.NewHandler(companyService, userHandler, logger)
 	categoryHandler := company_category.NewHandler(categoryService, logger)
 	tenderHandler := tender.NewHandler(tenderService, logger)