Keycloak with PostgreSQL, which includes Keycloak's monitoring using Prometheus and Grafana

1. Requires docker and compose
2. Parameterized using variables in the .env file
3. Up the project using command:

docker compose up -d

App	Port	Username	Password
Keycloak	http://localhost:8080	admin	keycloak
Prometheus	http://localhost:9090
Grafana	http://localhost:3000	admin	grafana

Useful commands	Description
docker stats	Containers resource usage (--no-stream only pull the first result)
docker compose logs	Shows logs of containers (-f to follow logs)
docker compose down	Stop and remove containers (-v remove named volumes declared in the volumes section of the Compose file and anonymous volumes attached to containers)
docker system prune -a -f	Remove all unused containers, networks, images (--volumes prune volumes)