From 53cc538e20fcac9454f9ec61082161933d1de867 Mon Sep 17 00:00:00 2001
From: Veikka Kähkönen <insiding@gmail.com>
Date: Tue, 17 Oct 2017 21:17:13 +0300
Subject: Document the COMMIT_HASH environment variable / Docker argument

---
 jekyll.docker | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'jekyll.docker')

diff --git a/jekyll.docker b/jekyll.docker
index d68843a..809d994 100644
--- a/jekyll.docker
+++ b/jekyll.docker
@@ -6,6 +6,8 @@ VOLUME ["/usr/share/nginx/html"]
 RUN apk update && apk add ruby ruby-dev libffi-dev build-base git
 RUN gem install jekyll json --no-doc --no-ri
 
+# If this argument has changed, Docker will only use cached data until this
+# point
 ARG COMMIT_HASH
 
 RUN git clone --single-branch --depth 1 https://github.com/kauha/uudempiAS.git \
-- 
cgit v1.3