&& usage in RUN dockerfile code example
Example 1: dockerfile example
FROM ubuntu:18.04
COPY . /app
RUN make /app
CMD python /app/app.py
Example 2: multiple run dockerfile
RUN <<EOR
cd /
git clone https://github.com/
cd /fileadmin/
bundle install
rake db:migrate
bundle exec rails runner "eval(File.read 'createTestUser.rb')"
mkdir /pending
mkdir /live
chmod 777 /pending
chmod 777 /live
EOR