fixing dockerfile for bootstrapann

containers/bootstrapann/Dockerfile

@@ -4,27 +4,23 @@ FROM python:2.7-slim
 
 ################## METADATA ######################
 
-LABEL base_image="python:2.7-slim"
+LABEL "base_image"="python:2.7-slim"
 LABEL version="2"
 LABEL software="BootstrapAnn"
 LABEL software.version="e557dd3"
 LABEL extra.binaries="BootstrapAnn.py"
 LABEL maintainer="Clinical-Genomics/MIP"
 
-RUN apt-get update && apt-get install -y git
-RUN apt-get clean && \
-    rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+RUN apt-get update && apt-get install -y --no-install-recommends git && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && \
+    pip install --no-cache-dir numpy scipy && \
+    git clone https://github.com/J35P312/BootstrapAnn.git /usr/local/BootstrapAnn
 
-RUN pip install numpy scipy
+WORKDIR  /usr/local/BootstrapAnn
 
-## Clone git repository
-RUN git clone https://github.com/J35P312/BootstrapAnn.git /usr/local/BootstrapAnn
-
-RUN cd /usr/local/BootstrapAnn && git checkout e557dd3
-
-RUN cd /usr/local/BootstrapAnn && \
-    chmod a+x BootstrapAnn.py
-
-RUN ln --symbolic --force /usr/local/BootstrapAnn/BootstrapAnn.py /usr/local/bin/BootstrapAnn.py
+RUN git checkout e557dd3 && \
+    chmod a+x BootstrapAnn.py && \
+    ln --symbolic --force /usr/local/BootstrapAnn/BootstrapAnn.py /usr/local/bin/BootstrapAnn.py
 
 WORKDIR /data/