Add Prometheus metrics exporter#59

Merged

gmr merged 7 commits into

mainfrom

prometheus-exporter

Apr 2, 2026

Commits on Apr 1, 2026

Commits on Apr 2, 2026

Add Histograms for processing duration and message age, plus custom metrics

gmr
and
claude
committed
Fix metric registration ordering and custom counter delta logic

gmr
and
claude
committed
Update documentation for Prometheus, Avro, and 4.0 changes

gmr
and
claude
committed