txt2man
convert flat ASCII text to manpage format
RUN apt-get update && \
apt-get install -y txt2man
RUN apt-get update && \
apt-get install -y txt2man
RUN apk add txt2man
RUN pacman -S --noconfirm txt2man
RUN apt-get update && \
apt-get install -y txt2man
RUN dnf install -y txt2man
RUN apt-get update && \
apt-get install -y txt2man