FROM rockylinux/rockylinux:8 RUN yum install -y epel-release RUN yum install -y openssl-devel copr-cli RUN yum groupinstall -y 'Development Tools' ARG toolchain RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain ${toolchain} ENV PATH=/root/.cargo/bin:$PATH RUN cargo install cargo-rpm COPY . /root/src WORKDIR /root/src/