1. install nexus operator https://github.com/m88i/nexus-operator
2. Create scc to allow use uid 200
    oc create -f allow-nexus-userid-200-scc.yaml
3. allow nexus3 serviceaccount use allow-nexus-userid-200 scc
    oc adm policy add-scc-to-user allow-nexus-userid-200  -z nexus3
4. create nexus3 crd
    oc create -f  Nexus3.yaml