feat(keycloak): Initial deplyoment of keycloak on Kubernetes

apps/base/keycloak/database.yaml

apps/base/keycloak/kustomization.yaml

apps/base/keycloak/namespace.yaml

apps/base/keycloak/networkpolicy.yaml

apps/base/keycloak/release.yaml

apps/k8s01/keycloak/certificate.yaml

apps/k8s01/keycloak/keycloak-values.yaml

apps/k8s01/keycloak/kustomization.yaml

charts/keycloak/.gitlab-ci.yaml

charts/keycloak/.helmignore

charts/keycloak/Chart.yaml

charts/keycloak/Makefile

charts/keycloak/README.md

charts/keycloak/templates/NOTES.txt

charts/keycloak/templates/_helpers.tpl

charts/keycloak/templates/deployment.yaml

charts/keycloak/templates/hpa.yaml

charts/keycloak/templates/ingress.yaml

charts/keycloak/templates/poddisruptionbudget.yaml

charts/keycloak/templates/secret.yaml