docker build 성공

강의와 다르게 docker build ./ 명령어 실행시 아래와 같이 나오며 성공된것 처럼 보입니다.'

[+] Building 2.5s (6/6) FINISHED
 => [internal] load .dockerignore                                                                                0.0s
 => => transferring context: 2B                                                                                  0.0s
 => [internal] load build definition from Dockerfile                                                             0.0s
 => => transferring dockerfile: 36B                                                                              0.0s
 => [internal] load metadata for docker.io/library/node:10                                                       2.5s
 => [1/2] FROM docker.io/library/node:10@sha256:9d06418fa4335f9cf96c59d5c09372f7a56329e7234456ee9fe2340c4ac35a9  0.0s
 => CACHED [2/2] RUN npm install                                                                                 0.0s
 => exporting to image                                                                                           0.0s
 => => exporting layers                                                                                          0.0s
 => => writing image sha256:07b8bb6ccf76a84a978a21f784ee1288833052c43afe93b17dd285b8f2095eb8                     0.0s

이후 docker run 07b8bb6ccf76a84a978a21f784ee1288833052c43afe93b17dd285b8f2095eb8 명령어 실행 시 Cannot find module '/server.js' 에러가 발생하는데 docker 버전의 차이때문에 다른것 인가요?