sdiff
Compare the differences between and optionally merge 2 files. More information: <https://manned.org/sdiff>.
RUN apt-get update && \
apt-get install -y diffutils
RUN apt-get update && \
apt-get install -y diffutils
RUN apk add diffutils
RUN pacman -S --noconfirm diffutils
RUN apt-get update && \
apt-get install -y diffutils
RUN yum install -y diffutils
RUN dnf install -y diffutils
RUN apt-get update && \
apt-get install -y diffutils