Merge pull request #618 from gzm0/no-expose-dev-port

Do not expose generated dev docker site to the internet

Author: sjrd

docker-compose.yml

@@ -4,6 +4,6 @@ services:
   jekyll:
     build: .
     ports:
-      - '4000:4000'
+      - '127.0.0.1:4000:4000'
     volumes:
       - .:/srv/jekyll:ro