koudaiii/rails-docker-sample repository overview

docker build --build-arg SECRET_KEY_BASE=$(bundle exec rake secret) -t rails-dokcer-sample .

docker run -d --name app.1 --hostname app.1 -p 3000:3000 -e DATABASE_URL="Your Database url" rails-dokcer-sample

docker run -d --name app.2 --hostname app.2 -p 3001:3000 -e DATABASE_URL="Your Database url" rails-dokcer-sample