dockerfile apt-get install code example
Example 1: dockerfile example
FROM ubuntu:18.04
COPY . /app
RUN make /app
CMD python /app/app.py
Example 2: dockerfile run app cmd
RUN apt-get install python3
CMD echo "Hello world"
ENTRYPOINT echo "Hello world"
Example 3: apt install docker
$ sudo apt-get remove docker docker-engine docker.io containerd runc