# Provides a fake "docker" binary mapping to podman
  dockerCompat = pkgs.runCommandNoCC "docker-podman-compat" {} ''
    mkdir -p $out/bin
    ln -s ${pkgs.podman}/bin/podman $out/bin/docker
  '';

    dockerCompat    # Aliases for docker / podman

        wttr-delft-container = pkgs.dockerTools.buildImage {

        # Actually, this makes a script that dumps the image to stdout,
        # in this way we can load the data directly into Podman, without
        # having a copy of the image in the Nix store; for large images this is very convenient!
        wttr-delft-container = pkgs.dockerTools.streamLayeredImage {

h "Build the container"

h "Build the container stream"

n "It's a lot smaller than before!"
x ls -lhH ./result

n "The output is now a script:"
x pygmentize -l bash ./result

h "We start by loading the container we just made into the registry:"
x docker load -i ./result

h "We start by loading the container stream we just made into the registry:"
, "Just pipe it directly into podman"
x "./result | podman load"

h "We can see it's there, and it's tiny!"
x "docker image ls | grep 'wttr-delft\|^REPOSITORY'"

h "We can see the final image is there, and it's tiny!"
x "podman image ls | grep 'wttr-delft\|^REPOSITORY'"

, "Some more information is available:"
x "podman inspect localhost/wttr-delft:nix | pygmentize -l json"

x docker run -it localhost/wttr-delft:nix

x "podman run -it localhost/wttr-delft:nix"