Default to ubuntu BASE_IMAGE in Dockerfile, modify make to only add --build-arg to build target if BASE_IMAGE is defined, document the use of BASE_IMAGE in README

This commit is contained in:
Matyas Markovics
2019-04-08 09:45:37 +02:00
parent 6d6395c58f
commit 36bd41108f
3 changed files with 21 additions and 7 deletions

View File

@@ -1,4 +1,4 @@
ARG BASE_IMAGE
ARG BASE_IMAGE=ubuntu:18.04
FROM $BASE_IMAGE
MAINTAINER Phusion <info@phusion.nl>