docs: add worker event streaming feature doc #1648
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LNSD
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Jan 28, 2026
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| ## Event Reference | ||
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| ### Event Envelope | ||
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| All events share a common envelope: | ||
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| ```json | ||
| { | ||
| "event_id": "uuid-v4", | ||
| "event_type": "sync.progress", | ||
| "event_version": "1.0", | ||
| "timestamp": "2026-01-15T10:30:00Z", | ||
| "source": { | ||
| "worker_id": "worker-01" | ||
| }, | ||
| "payload": { ... } | ||
| } | ||
| ``` | ||
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| ### `sync.progress` Payload | ||
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| ```json | ||
| { | ||
| "job_id": 12345, | ||
| "dataset": { | ||
| "namespace": "ethereum", | ||
| "name": "mainnet", | ||
| "manifest_hash": "2dbf16e8..." | ||
| }, | ||
| "table_name": "blocks", | ||
| "progress": { | ||
| "start_block": 18900000, | ||
| "current_block": 19000000, | ||
| "files_count": 100, | ||
| "total_size_bytes": 50000000 | ||
| } | ||
| } |
Contributor
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Event formats should live in the code. We can keep it here for now, but implementation details (such as code and formats) should live in the code.
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