Adds shared volume

Dockerfile

@@ -2,6 +2,7 @@ FROM buildpack-deps:jessie-scm
 MAINTAINER Rob Hoelz
 
 RUN groupadd -r perl6 && useradd -r -g perl6 perl6
+WORKDIR /home/perl6
 
 ENV rakudo_version=2016.11
 
@@ -29,3 +30,7 @@ RUN buildDeps=' \
 ENV PATH=$PATH:/usr/share/perl6/site/bin
 
 CMD ["perl6"]
+
+#Mount point
+RUN mkdir /home/perl6/app
+VOLUME /home/perl6/app

README.md

@@ -24,6 +24,17 @@ Simply running a container with the image will launch a Perl 6 REPL:
 You can also provide perl6 command line switches to `docker run`:
 
     $ docker run -it rakudo-star perl6 -e 'say "Hello!"'
+
+or run your own files using the container's interpreter
+
+	$ docker run -t -v `pwd`:/home/perl6/app rakudo-star /home/perl6/app/ls.p6
+
+where we map the local file ls.p6 (in this directory) to the remote
+file using the shared directory mountpoint '/home/perl6/app'
+
+You can actually use any internal directory, as long as it
+exists. `/home/perl6/app` is just there as a convenient place to do it.
+
 
 # Contributing/Getting Help
 

ls.p6

@@ -0,0 +1,3 @@
+#!/usr/bin/env perl6
+
+say q:x/ls -a/