install git in the testing Docker image

Author: basnijholt

Dockerfile

@@ -5,6 +5,12 @@ FROM conda/miniconda3:latest
 ENV LANG C.UTF-8
 ENV LC_ALL C.UTF-8
 
+# install git
+RUN apt-get update && \
+	apt-get install -y --no-install-recommends git && \
+	apt-get clean && \
+	rm -rf /var/lib/apt/lists/*
+
 COPY environment.yml test-requirements.txt /
 
 RUN conda env update --quiet -n root -f environment.yml