Write generic dockerfile

FROM debian:stable-slim
MAINTAINER Firstname Lastname <me@domain.tld>
RUN mkdir -p /usr/share/man/man1
RUN apt-get update
RUN apt-get -y upgrade
RUN apt-get install -y patch python3 python3-dev python3-pip git subversion wget lsof locales
# Update/generate locale
RUN echo "en_US ISO-8859-1" > /etc/locale.gen
RUN echo "en_US.UTF-8 UTF-8" >> /etc/locale.gen
RUN locale-gen
# Update/generate locale
RUN apt-get clean
RUN apt-get update
RUN apt-get -y autoremove
CMD ["mycommand", "argument1", "argument2"]