Install 3scale adapter definition on Minikube (adapter is not installed, but enough for testing):
kubectl apply -n istio-system -f https://raw.githubusercontent.com/3scale/3scale-istio-adapter/master/config/threescale.yaml
Enable 3scale adapter OpenShift / Maistra:
oc edit smcp/full-install -n istio-system
spec:
threeScale:
enabled: true