pkgs:
pkgs.dockerTools.pullImage {
  imageName = "lscr.io/linuxserver/calibre";
  imageDigest = "sha256:7c98c0a2c7ba1aba16d2f3f4aa9fd2a67798567d42db24a27f255df22356ea2b";
  sha256 = "03d8dvp25gzcyhiwjjhlzr0c614kn7fnqr1fkv6jrxpgs338pgpx";
  finalImageName = "lscr.io/linuxserver/calibre";
  finalImageTag = "latest";
}