Fix issue 1: Write output to the current working dir of the host machine

Dockerfile

@@ -1,14 +1,16 @@
-FROM alpine:3.2
+FROM alpine:3.7
 MAINTAINER Ivan Pedrazas <[email protected]>
 
 RUN apk add --update \
-      python \
-      python-dev \
-      py-pip \
-      g++ && \
-      pip install cookiecutter && \
-      apk del g++ py-pip  python-dev && \
-      rm -rf /var/cache/apk/*
+	git \
+	python \
+	python-dev \
+	py-pip \
+	g++ && \
+	pip install cookiecutter && \
+	apk del g++ py-pip python-dev && \
+	rm -rf /var/cache/apk/* && \
+	printf "#!/bin/sh \ncookiecutter -o \$OUT_DIR \$TEMPLATE" > start.sh && \
+	chmod +x start.sh
 
-
-ENTRYPOINT [ "cookiecutter" ]
+CMD ["./start.sh"]

README.md

@@ -2,16 +2,20 @@
 
 Cookiecutter in a Docker container.
 
-This almost works. I'm just stuck on figuring this out:
-
-* https://github.com/audreyr/docker-cookiecutter/issues/1
+This writes output to the current working dir.
 
 Docker Hub repo: https://hub.docker.com/r/cookiecutter/cookiecutter/
 
 # Usage
-
-```
-docker run -e LC_ALL=C.UTF-8 -t cookiecutter/cookiecutter gh:pydanny/cookiecutter-django
+A sample command:
+
+```console
+docker run -it --rm \
+	-e LC_ALL=C.UTF-8 \
+	-e TEMPLATE=gh:pydanny/cookiecutter-django \
+	-e OUT_DIR=/cookie \
+	-v $PWD:/cookie \
+	cookiecutter/cookiecutter
 ```
 
 # Contributing