actually, do this intead

Author: drusepth

Dockerfile

@@ -62,7 +62,7 @@ RUN bundle install && \
 
 
 # This image should expose port 80.
-EXPOSE 80/tcp
+EXPOSE 3000/tcp
 
 # Finally, start the server using Puma!
 CMD bundle exec puma -C config/puma.rb -e ${RAILS_ENV} -b tcp://0.0.0.0:80

config/puma.rb

@@ -11,7 +11,7 @@
 
 # Specifies the `port` that Puma will listen on to receive requests; default is 3000.
 #
-port        ENV.fetch("PORT") { 80 }
+port        ENV.fetch("PORT") { 3000 }
 
 # Specifies the `environment` that Puma will run in.
 #