docker build from script file example
Example 1: dockerfile example
FROM ubuntu:18.04
COPY . /app
RUN make /app
CMD python /app/app.py
Example 2: how to create docker image from custom filename
cat DockerFile.debian.foo | docker build -t debian.foo -
Example 3: dockerfile run app cmd
RUN apt-get install python3
CMD echo "Hello world"
ENTRYPOINT echo "Hello world"