3. Private Docker registry 구축

[root@k8s-worker01 ~]# docker search registry
INDEX       NAME                                              DESCRIPTION                                     STARS     OFFICIAL   AUTOMATED
docker.io   docker.io/registry                                The Docker Registry 2.0 implementation for...   2476      [OK]       
docker.io   docker.io/konradkleine/docker-registry-frontend   Browse and modify your Docker registry in ...   217                  [OK]
docker.io   docker.io/hyper/docker-registry-web               Web UI, authentication service and event r...   161                  [OK]
docker.io   docker.io/atcol/docker-registry-ui                A web UI for easy private/local Docker Reg...   113                  [OK]
docker.io   docker.io/distribution/registry                   WARNING: NOT the registry official image!!...   57                   [OK]
docker.io   docker.io/marvambass/nginx-registry-proxy         Docker Registry Reverse Proxy with Basic A...   44                   [OK]