docker example file

Example 1: dockerfile example

FROM ubuntu:18.04
COPY . /app
RUN make /app
CMD python /app/app.py

Example 2: docker file

# getting base image from ubuntu
FROM ubuntu:18.04

RUN apt-get update

CMD ["echo", "HEY from docker image"]

Example 3: dockerfile run app cmd

RUN apt-get install python3
CMD echo "Hello world"
ENTRYPOINT echo "Hello world"