From e87b267b0e4bfdec33074f4d6f145b343a14237a Mon Sep 17 00:00:00 2001
From: Marco Ferrari <ferrari.marco@gmail.com>
Date: Thu, 23 Nov 2017 14:08:50 +0100
Subject: [PATCH] Implemented a Dockerfile (#592)

* Implemented a Dockerfile. See skywinder/github-changelog-generator#591

* Set Ferrari Marco as a maintainer

* Explicitly install the latest released version
---
 Dockerfile | 16 ++++++++++++++++
 README.md  |  4 ++++
 2 files changed, 20 insertions(+)
 create mode 100644 Dockerfile

diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..156cdf0
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,16 @@
+FROM ruby:2.4-alpine3.6
+
+LABEL maintainer "ferrari.marco@gmail.com"
+
+ENV GITHUB_CHANGELOG_GENERATOR_VERSION "1.14.3"
+
+RUN gem install github_changelog_generator --version $GITHUB_CHANGELOG_GENERATOR_VERSION
+
+ENV SRC_PATH /usr/local/src/your-app
+RUN mkdir -p $SRC_PATH
+
+VOLUME [ "$SRC_PATH" ]
+WORKDIR $SRC_PATH
+
+CMD ["--help"]
+ENTRYPOINT ["github_changelog_generator"]
diff --git a/README.md b/README.md
index dc810c6..7fe5846 100644
--- a/README.md
+++ b/README.md
@@ -47,6 +47,10 @@ release (or version) of the project."
 
 See also Troubleshooting.
 
+## Running with Docker
+
+    docker run -it --rm -v "$(pwd)":/usr/local/src/your-app skywinder/github-changelog-generator
+
 ## Output example
 
 - Look at **[CHANGELOG.md](https://github.com/skywinder/Github-Changelog-Generator/blob/master/CHANGELOG.md)** for this project