Refactor Notification Management and Enhance Customer Features

- Updated the notification handling logic to utilize a new SDK for sending notifications, improving the flexibility and scalability of the notification system.
- Introduced new methods in the notification service for sending notifications to users and customers based on various target audience types, enhancing the notification delivery capabilities.
- Added a new endpoint to assign companies to a customer, improving customer management functionalities.
- Refactored the customer entity and forms to replace 'CompanyIDs' with 'Companies', ensuring consistency across the data model.
- Enhanced API documentation with Swagger comments for the new endpoint and updated notification structures, ensuring clarity for API consumers.

cmd/web/main.go

@@ -142,9 +142,8 @@ func main() {
 	feedbackRepo := feedback.NewFeedbackRepository(mongoManager, logger)
 	tenderApprovalRepository := tender_approval.NewTenderApprovalRepository(mongoManager, logger)
 	inquiryRepository := inquiry.NewInquiryRepository(mongoManager, logger)
-	notificationRepository := notification.NewNotificationRepository(mongoManager, logger)
 	logger.Info("Repositories initialized successfully", map[string]interface{}{
-		"repositories": []string{"customer", "user", "company", "category", "tender", "feedback", "tender_approval", "inquiry", "notification"},
+		"repositories": []string{"customer", "user", "company", "category", "tender", "feedback", "tender_approval", "inquiry"},
 	})
 
 	// Initialize validation service
@@ -160,7 +159,7 @@ func main() {
 	tenderApprovalService := tender_approval.NewTenderApprovalService(tenderApprovalRepository, tenderService, logger)
 	inquiryService := inquiry.NewInquiryService(inquiryRepository, logger)
 	flagService := assets.NewFlagService(logger, conf.Assets.FlagsPath)
-	notificationService := notification.NewNotificationService(notificationRepository, logger)
+	notificationService := notification.NewNotificationService(notificationSDK, userService, customerService, logger)
 	logger.Info("Services initialized successfully", map[string]interface{}{
 		"services": []string{"customer", "user", "company", "category", "tender", "feedback", "tender_approval", "inquiry", "flag", "notification"},
 	})