feat(docker): Use Carton to lock dependencies in docker image

- Set entrypoint to always execute mip using locked dependencies

Dockerfile

@@ -8,7 +8,7 @@ LABEL base_image="perl:5.26"
 LABEL version="1"
 LABEL software="MIP"
 LABEL software.version="5.26"
-LABEL extra.binaries="mip, perl, prove, cpanm"
+LABEL extra.binaries="mip, perl, prove, cpanm, carton"
 LABEL maintainer="Clinical-Genomics/MIP"
 
 RUN apt-get update && apt-get install -y --no-install-recommends locales locales-all \
@@ -19,15 +19,21 @@ ENV LC_ALL en_US.UTF-8
 ENV LANG en_US.UTF-8
 ENV LANGUAGE en_US.UTF-8
 
+RUN cpanm install Carton
+
 # Add MIP into image
 ENV MIP_INSTALL_DIR=/workspace/bin
 COPY . "$MIP_INSTALL_DIR"
 WORKDIR "$MIP_INSTALL_DIR"
-
-# Install MIP dependencies for CPANM modules
-RUN cpanm -f Net::DNS
-RUN cpanm --installdeps .
-
 # Make executable and add to binary to PATH
 RUN chmod a+x "$MIP_INSTALL_DIR/mip"
-ENV PATH "$PATH:$MIP_INSTALL_DIR"
+ENV PATH "$PATH:$MIP_INSTALL_DIR"
+
+# Remove any outside local from previous carton installs
+RUN rm -rf local
+
+RUN carton install
+
+RUN carton install --deployment
+
+ENTRYPOINT ["carton", "exec"]