fix: improve maintenance and synchronize live conversations

backend/tests/service/test_crm_sync.py

@@ -28,7 +28,7 @@ from app.models.crm import (
 from app.models.customer import Customer
 from app.models.lead_capture import LeadCaptureConfig, LeadCaptureResponse
 from app.repositories.crm import (
-    CrmConnectionRepository, CrmCustomerSyncRepository, CrmSyncJobRepository,
+    CrmConnectionRepository, CrmCustomerSyncRepository,
 )
 from app.services.crm_sync import (
     CrmManualSyncError, enqueue_crm_sync, process_job, sync_customer_to_crm,