FROM slitazcn/slitaz-5.0-base COPY ./iso-old/boot/rootfs.gz ./packages/* ./ RUN mkdir -p /tmp/rootfs && \ ls -l && \ mv rootfs.gz /tmp/rootfs && \ cd /tmp/rootfs && \ (zcat rootfs.gz 2>/dev/null || lzma d rootfs.gz -so) | cpio -id && \ rm rootfs.gz && \ cd / && \ sh /gen-slitaz64.sh && \ cd /tmp/rootfs && \ ls -l && \ find . -print | cpio -o -H newc | lzma e -si -so > ../rootfs-new.gz