testing another bugfix

basis/Dockerfile

@@ -9,6 +9,8 @@ RUN apt-get update && apt-get install -y tzdata
 ENV TZ=Europe/Berlin
 RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
 
+RUN apt-get install --reinstall ca-certificates
+
 ### adding github as trusted certificate
 RUN openssl s_client -showcerts -servername github.com -connect github.com:443 </dev/null 2>/dev/null | \
     sed -n -e '/BEGIN\ CERTIFICATE/,/END\ CERTIFICATE/ p'  > github-com.pem && \