i have created a custom image of my sbt project here is the docker file
FROM hseeberger/scala-sbt:11.0.2_2.12.8_1.2.8
MAINTAINER name <email>
RUN echo "==> fetch all sbt jars from Maven repo..."       && \
    echo "==> [CAUTION] this may take several minutes!!!"  && \
    sbt publishLocal
WORKDIR /test-commons
# Define default command.
ENTRYPOINT ["sbt publishLocal"]
CMD ["sbt publishLocal"]
then i build it
docker build .
and docker ps returning 
REPOSITORY                     TAG                   IMAGE ID            CREATED             SIZE
test-commons              v1                    8adba9557f57        12 minutes ago      1.05GB
and docker run test-commons:v1
is giving 
docker: Error response from daemon: OCI runtime create failed: container_linux.go:344: starting container process caused "exec: \"sbt publishLocal\": executable file not found in $PATH": unknown.
ERRO[0007] error waiting for container: context canceled 
I am a begginer in this please guide what am i missing here