X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/9a50ba261cf806a97923d170f53907c1424b4832..dd6c674e3a33ac6d20faea751764aeafecdf34c2:/gallery/Dockerfile

diff --git a/gallery/Dockerfile b/gallery/Dockerfile
index b7d0ac1..7a18b7e 100644
--- a/gallery/Dockerfile
+++ b/gallery/Dockerfile
@@ -1,11 +1,11 @@
 FROM python:3.8.2-slim
 
-RUN apt-get update
-RUN apt-get upgrade -y
-RUN apt-get install git apt-utils -y
-
-RUN git config --global user.email "black@psf.github.com"
-RUN git config --global user.name "Gallery/Black"
+# note: a single RUN to avoid too many image layers being produced
+RUN apt-get update \
+ && apt-get upgrade -y \
+ && apt-get install git apt-utils -y \
+ && git config --global user.email "black@psf.github.com" \
+ && git config --global user.name "Gallery/Black"
 
 COPY gallery.py /
 ENTRYPOINT ["python", "/gallery.py"]