composeer update

vendor/cakephp/chronos/Dockerfile

@@ -0,0 +1,10 @@
+# Basic docker based environment
+# Necessary to trick dokku into building the documentation
+# using dockerfile instead of herokuish
+FROM php:7.3
+
+WORKDIR /code
+
+VOLUME ["/code"]
+
+CMD [ '/bin/bash' ]