openrc
The OpenRC service manager. See also: rc-status, rc-update, and rc-service. More information: <https://wiki.gentoo.org/wiki/OpenRC>.
RUN apt-get update && \
apt-get install -y openrc
RUN apk add openrc
RUN apt-get update && \
apt-get install -y openrc
RUN apt-get update && \
apt-get install -y openrc