FROM ubuntu:jammy RUN apt-get update && \ DEBIAN_FRONTEND=noninteractive apt-get install -y devscripts debhelper && \ rm -rf /var/lib/apt/lists/* RUN addgroup --gid 1000 packer && adduser --uid 1000 --gid 1000 packer USER packer WORKDIR /home/packer COPY .gitconfig /home/packer/.gitconfig