feat: Adds proper APM using Prometheus and Grafana

.github/labeler.yml

@@ -4,8 +4,8 @@
 'ext: scripts':
 - scripts/*
 
-'ext: dashboard':
-- dashboard/*
+'ext: apm':
+- apm/*
 
 'module: database':
 - src/app/db.py

CONTRIBUTING.md

@@ -26,6 +26,8 @@ This project uses the following integrations to ensure proper codebase maintenan
 - [PostgreSQL](https://www.postgresql.org/) - storing and interacting with the metadata database
 - [PostHog](https://posthog.com/) - product analytics
 - [Slack](https://slack.com/) - event notifications
+- [Prometheus](https://prometheus.io/) - Scraping API metrics
+- [Grafana](https://grafana.com/) - Dashboard for API monitoring (dashboard adapted from https://github.com/Kludex/fastapi-prometheus-grafana)
 - [Traefik](https://traefik.io/) - the reverse proxy and load balancer
 
 As a contributor, you will only have to ensure coverage of your code by adding appropriate unit testing of your code.