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2 Commits

Author SHA1 Message Date
4713b43afe style: apply ruff formatting to all backend files
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2026-04-16 18:58:41 +02:00
b0198012eb feat: implement Phase 3 scaling
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- Replace skip-based pagination with cursor-based pagination (timestamp|_id cursors)
- Add Prometheus /metrics endpoint with request latency, fetch volume, and error counters
- Implement incremental fetch watermarking per source (watermarks collection in MongoDB)
- Add Graph change notification webhook endpoint (/api/webhooks/graph)
- Add correlation ID middleware for distributed tracing (x-request-id header)
- Update frontend to use cursor-based pagination with Prev/Next navigation
- Update tests for cursor pagination, metrics, webhooks, and watermark mocking
2026-04-14 14:58:50 +02:00