adds docker-compose.yml

bitnami/ruby/docker-compose.yml

@@ -0,0 +1,11 @@
+version: '2'
+
+services:
+  ruby:
+    tty: true # Enables debugging capabilities when attached to this container.
+    image: bitnami/ruby:latest
+    # command: sh -c 'bundle install && bundle exec rails server -b 0.0.0.0 -p 3000'
+    ports:
+      - 3000:3000
+    volumes:
+      - .:/app