Fix docker apt install requirements

Add pkg-config dependency install for docker images. this is required
later on for mysql inside the container.

diff --git a/tools/docker/Dockerfile b/tools/docker/Dockerfile
index 30b4d6a47230880cb8f65aff7fb6c19c05676d20..bdae67a278475c8b63cc9e30d19426710dcf8461 100644 (file)
--- a/tools/docker/Dockerfile
+++ b/tools/docker/Dockerfile
@@ -30,6 +30,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     postgresql-client \
     sqlite3 \
     tzdata \
+    pkg-config \
     && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
 RUN pip install wheel tox