From 5353055d587e37f207fe34191354ec60772ca82d Mon Sep 17 00:00:00 2001
From: Marcin Kulik <m@ku1ik.com>
Date: Wed, 12 Apr 2017 21:43:32 +0200
Subject: [PATCH] Run bundle install before adding whole app source tree to
 prevent cache busting

---
 Dockerfile | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index a13df88..29cea3f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -67,14 +67,17 @@ RUN git clone https://github.com/asciinema/libtsm.git /tmp/libtsm && \
     rm -rf /tmp/libtsm
 
 # install asciinema
-ADD . /app
+RUN mkdir /app
 WORKDIR /app
 
-RUN cd /app/src && \
-    make && \
-    cd /app && \
-    rm -f log/* && \
-    bundle install && \
+ADD Gemfile* /app/
+RUN bundle install
+
+ADD . /app
+
+RUN cd src && make
+
+RUN rm -f log/* && \
     mkdir -p tmp && \
     ln -s /app/vendor/assets/javascripts/asciinema-player.js /app/a2png/ && \
     ln -s /app/vendor/assets/stylesheets/asciinema-player.css /app/a2png/ && \