# Event Callbacks Manages webhooks and event callbacks for external system integration. ## Overview This module provides webhook and callback functionality, allowing external systems to receive notifications when specific events occur within OpenHands conversations. ## Key Components - **EventCallbackService**: Abstract service for callback CRUD operations - **SqlEventCallbackService**: SQL-based callback storage implementation - **EventWebhookRouter**: FastAPI router for webhook endpoints ## Features - Webhook registration and management - Event filtering by type and conversation - Callback result tracking and status monitoring - Retry logic for failed webhook deliveries - Secure webhook authentication