- Migrate Dockerfile from the docker-madness repository

Author: DannyBen

Dockerfile

@@ -0,0 +1,11 @@
+FROM dannyben/alpine-ruby:3.2.2
+
+RUN gem install madness -v 1.1.2
+
+WORKDIR /docs
+
+VOLUME /docs
+
+EXPOSE 3000
+
+ENTRYPOINT ["madness"]

README.md

@@ -384,14 +384,26 @@ $ alias madness='docker run --rm -it -v $PWD:/docs -p 3000:3000 dannyben/madness
 $ madness --help
 ```
 
+or use docker compose:
+
+```yaml
+# docker-compose.yml
+services:
+  web:
+    image: dannyben/madness
+    volumes: [".:/docs"]
+    ports: ["3000:3000"]
+    command: server
+```
+
 For more information about the docker image, see:
 
 - [Madness image on Docker Hub][dockerhub]
 - [Madness Dockerfile and Docker Compose][dockerfile]
 
 
 [dockerhub]: https://hub.docker.com/r/dannyben/madness/
-[dockerfile]: https://github.com/DannyBen/docker-madness
+[dockerfile]: https://github.com/DannyBen/madness/blob/master/Dockerfile
 [css]: https://github.com/DannyBen/madness/blob/master/app/public/css/main.css
 [sasstool]: https://github.com/DannyBen/sasstool
 

docker-compose.yml

@@ -0,0 +1,9 @@
+services:
+  web:
+    build: .
+    image: dannyben/madness
+    volumes: 
+      - ./:/docs
+    ports: 
+      - 3000:3000
+    command: server