from dify_graph.nodes.base.exc import BaseNodeError class WebhookNodeError(BaseNodeError): """Base webhook node error.""" pass class WebhookTimeoutError(WebhookNodeError): """Webhook timeout error.""" pass class WebhookNotFoundError(WebhookNodeError): """Webhook not found error.""" pass class WebhookConfigError(WebhookNodeError): """Webhook configuration error.""" pass