feat: Webhook Event System with retry and HMAC signing#1049
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- WebhookManager class with register/unregister/trigger operations - Support for event types: trade_signal, portfolio_update, risk_alert, market_anomaly - Exponential backoff retry mechanism (configurable max retries, base/max delay) - HMAC-SHA256 payload signing (X-FinMind-Signature header) - Delivery tracking with history and filtering - Comprehensive test suite (registration, trigger, retry, signatures, payload structure) Closes rohitdash08#77
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Webhook Event System
Implements #77 - Signed webhook delivery for key FinMind events.
What's included
packages/backend/app/services/webhooks.py
egister_webhook(url, events) - register endpoints with optional custom secret
Supported event types:
|
isk_alert | Risk threshold breaches or warnings |
| market_anomaly | Detected market anomalies |
packages/backend/tests/test_webhooks.py
Acceptance Criteria