Create the bin dir

Author: somewatson

Dockerfile

@@ -13,6 +13,7 @@ RUN \
 RUN git clone https://github.com/eth-p/bat-extras.git /root-layer/bat-extras
 WORKDIR /root-layer/bat-extras/src
 RUN chmod +x *.sh
+RUN mkdir -p /root-layer/bin
 RUN ln -s *.sh /root-layer/bin/
 
 # copy local files