Add Dockerfile for self-contained runtime

diff --git a/Dockerfile b/Dockerfile
new file mode 100644 (file)
index 0000000..4e16e2f
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,4 @@
+FROM python:2.7.9
+
+RUN pip install rainbowstream
+CMD rainbowstream