Merge pull request #366 from aboutsource/fix-rails-server-binding

Fixed binding of rails server in Dockerfile and compose config.

Dockerfile

@@ -37,4 +37,4 @@ COPY . $WORKDIR
 
 EXPOSE 3000
 
-CMD ["rails", "server"]
+CMD ["rails", "server", "--binding", "0.0.0.0"]

docker-compose.yml

@@ -1,6 +1,5 @@
 app: &app
   build: .
-  command: bundle exec rails s
   volumes:
     - .:/usr/src/app
   ports: