feat: update Dockerfile on ImageMagick (#3)

Installing ImageMagick to support image manipulation. Required by [jekyll_picture_tag](https://github.com/rbuchberger/jekyll_picture_tag).
jeffreytse · Nov 20, 2020 · a3c9d4d · a3c9d4d
1 parent fc276b7
commit a3c9d4d
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/Dockerfile b/Dockerfile
@@ -9,6 +9,9 @@ RUN apk add --no-cache git build-base
 # Allow for timezone setting in _config.yml
 RUN apk add --update tzdata
 
+# Installing imagemagick and RMagick - required for jekyll_picture_tag
+RUN apk add --update pkgconfig imagemagick imagemagick-dev imagemagick-libs
+
 # debug
 RUN bundle version