Merge pull request #2 from Jean-Beru/feature/bump-0.8.0

feat(docker): Bump version 0.8.0

Dockerfile

@@ -1,15 +1,12 @@
 FROM alpine:latest
 
-ENV VERSION 0.7.1
-ENV HTTP_PORT 1080
-ENV SMTP_PORT 1025
+ARG VERSION=0.8.0
 
 RUN apk add --update ruby ruby-dev ruby-etc ruby-bigdecimal sqlite sqlite-dev build-base libstdc++ ca-certificates && \
-    gem install json --no-ri --no-rdoc && \
-    gem install mailcatcher -v $VERSION --no-ri --no-rdoc && \
+    gem install json --no-document  && \
+    gem install mailcatcher -v $VERSION --no-document && \
     apk del --purge ruby-dev build-base && \
     rm -rf /var/cache/apk/*
 
-EXPOSE $SMTP_PORT $HTTP_PORT
-
-CMD mailcatcher -f --ip=0.0.0.0 --smtp-port=$SMTP_PORT --http-port=$HTTP_PORT
+ENTRYPOINT ["mailcatcher", "--foreground"]
+CMD ["--ip", "0.0.0.0"]

README.md

@@ -1,15 +1,17 @@
-Mailcatcher
-===========
+# Mailcatcher
 
 [Mailcatcher](http://mailcatcher.me) catches mail and serves it through a dream.
 
 Run with : `docker run -d -p 1025:1025 -p 1080:1080 --name mailcatcher jeanberu/mailcatcher`
 
-Deliver mails to smtp://127.0.0.1:1025 et check out [http://127.0.0.1:1080]() to see them.
+Deliver mails to `smtp://127.0.0.1:1025` and check out [http://127.0.0.1:1080]() to see them.
 
-Environment variables
----------------------
-**SMTP_PORT** Change default SMTP port (default: 1025)
+## Change default arguments
 
-**HTTP_PORT** Change default HTTP port (default: 1080)
+To change options, replace Docker image default command. You can see option list
+[here](https://github.com/sj26/mailcatcher#command-line-options).
 
+Example: `docker run -d --expose 80 -p 80:80 -p 1025:1025 --name mailcatcher jeanberu/mailcatcher --ip=0.0.0.0 
+--http-port=80`
+
+Docker image's default options are: `--ip=0.0.0.0`.