Automate this one with build script and docker ARG feature.
RUN cd /tmp && wget https://github.com/kerberos-io/machinery/releases/download/v2.6.1/rpi3-machinery-kerberosio-armhf-2.6.1.deb
RUN cd /tmp && dpkg -i rpi3-machinery-kerberosio-armhf-2.6.1.deb
#RUN cd /tmp && wget https://github.com/kerberos-io/machinery/releases/download/v2.6.1/rpi2-machinery-kerberosio-armhf-2.6.1.deb
#RUN cd /tmp && dpkg -i rpi2-machinery-kerberosio-armhf-2.6.1.deb
Automate this one with build script and docker ARG feature.