fix(CI): Add missing dvipng to Dockerfile

Signed-off-by: Reinhard Biegel <reinhard.biegel@in-tech.com>

fix(CI): Add missing dvipng to Dockerfile
Signed-off-by: Reinhard Biegel <reinhard.biegel@in-tech.com>
4bf0799a · Reinhard Biegel · 4b3892d0 · 4bf0799a
Commit 4bf0799a authored 3 years ago by Reinhard Biegel
--- a/utils/Dockerfile
+++ b/utils/Dockerfile
@@ -48,3 +48,6 @@ RUN pip install \
    sphinx-tabs \
    sphinxcontrib-spelling \
    watchdog
+
+RUN apt-get install -qq -y --no-install-recommends \
+    dvipng