Dockerfile.mri-2.7

FROM ruby:2.7.6

COPY Gemfile Gemfile.lock looksee.gemspec /src/
COPY lib/looksee/version.rb /src/lib/looksee/

WORKDIR /src
RUN bundle
COPY . /src
RUN rake ext

CMD ["irb", "-I/src/lib", "-rlooksee"]