- Create LogsHandler with all log query endpoints
- Implement QueryLogs for LogsQL queries
- Implement StatsQuery for time-series statistics
- Implement GetFacets for field facets
- Implement TailLogs for real-time streaming (NDJSON)
- Implement ExportLogs with JSON and CSV support
- Wire up logs handler in router
- Add VictoriaLogs client initialization
Closes#13
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>