Add docker cloud hooks

Author: solidnerd

hooks/build

@@ -0,0 +1,7 @@
+
+#!/bin/bash
+
+docker build \
+  --build-arg BUILD_DATE="$(date --rfc-3339=s)" \
+  --build-arg VCS_REF=`git rev-parse --short HEAD` \
+  -t $IMAGE_NAME .