fix prometheus cardinality#3

Open

gwynforthewyn wants to merge 2 commits intogwynforthewyn:mainfrom

PlayTechnique:fix-prometheus-cardinality

Commits on Mar 22, 2026

fix: too many paths in grafana's free tier of prometheus would cost me
gwynforthewyn
committed
docs: get ARCHITECTURE.md to reflect new prometheus metrics approach.
gwynforthewyn
committed