import docker data to netdisco repo

docker/netdisco-base/Dockerfile

@@ -0,0 +1,39 @@
+# vim: ft=Dockerfile
+FROM debian:stable-slim
+
+RUN bash -c 'mkdir -p /usr/share/man/man{1..8}' && \
+    apt-get -yq update && \
+    apt-get install -yq --no-install-recommends \
+      build-essential \
+      ca-certificates \
+      cpanminus \
+      curl \
+      daemontools-run \
+      git \
+      jq \
+      libdbd-pg-perl \
+      libio-socket-ssl-perl \
+      libnet-ldap-perl \
+      libsnmp-perl \
+      libssl-dev \
+      postgresql-client && \
+    apt-get clean &&  \
+    rm -rf /var/lib/apt/lists/*
+
+ENV NETDISCO_HOME "/home/netdisco"
+RUN groupadd -r netdisco -g 901 && \
+    useradd -u 901 -r -p x -g netdisco -m -d $NETDISCO_HOME -s /bin/bash -c "netdisco user" netdisco
+USER netdisco:netdisco
+
+RUN curl -s https://api.github.com/repos/netdisco/netdisco/tags | \
+  jq '.[]|.name|select(test("^\\d+\\.\\d+$"))|"https://github.com/netdisco/netdisco.git@"+.' | \
+  sort -rg | head -n1 | \
+  PERL5LIB='.' xargs -n1 cpanm --quiet --notest --local-lib $NETDISCO_HOME/perl5
+
+RUN mkdir $NETDISCO_HOME/bin && \
+  bash -c 'ln -sf $NETDISCO_HOME/perl5/bin/{localenv,netdisco-*} $NETDISCO_HOME/bin/'
+ENV PATH $NETDISCO_HOME/bin:$PATH
+ENV SHELL "/bin/bash"
+
+WORKDIR $NETDISCO_HOME
+CMD bash