Add Prometheus metrics endpoint (#738)
Policy Bot now exposes Prometheus-style metrics at the /api/metrics path. Users can add labels or adjust summary quantiles using the server configuration file. Policy Bot continues to supports DogStatsD metrics, which are now described in the configuration example.
Other Changes
- Suppress health check requests in logs and metrics (#737)
- Minor dependency upgrades
Full Changelog: v1.33.0...v1.34.0