katenary/oci/packager/Containerfile

FROM registry.fedoraproject.org/fedora:42
RUN set -eux; \
  microdnf -y install \
  rubygems rpmbuild rpmsign bsdtar mingw-nsis-base.x86_64 mingw32-nsis.noarch gpg2; \
  microdnf clean all;

# create user with 999 UID/GID
RUN set -eux; \
  groupadd -g 1001 builder; \
  useradd -m -u 1001 -g 1001 -d /home/builder -s /bin/bash builder; \
  chown builder:builder /home/builder

USER builder
ENV PATH="/home/builder/bin:${PATH}"
WORKDIR /home/builder
RUN set -eux; \
  gem install fpm