expose disko for non x86

package.nix

@@ -0,0 +1,34 @@
+{ coreutils, gnused, lib }:
+
+let
+  inclFiles = {src, name}: files: lib.cleanSourceWith {
+    inherit src name;
+    filter = _path: _type: _type == "regular" && lib.any (file: builtins.baseNameOf _path == file) files;
+  };
+in
+derivation rec {
+  system = "x86_64-linux";
+  name = "disko";
+  builder = "/bin/sh";
+  PATH    = "${coreutils}/bin:${gnused}/bin";
+  passAsFile = ["buildPhase"];
+  buildPhase = ''
+    mkdir -p $out/bin $out/share/disko
+    cp -r $src/* $out/share/disko
+    sed \
+      -e "s|libexec_dir=\".*\"|libexec_dir=\"$out/share/disko\"|" \
+      -e "s|#!/usr/bin/env.*|#!/usr/bin/env bash|" \
+      $src/disko > $out/bin/disko
+    chmod 755 $out/bin/disko
+  '';
+  args = ["-c" ". $buildPhasePath"];
+  src = inclFiles { inherit name; src = ./.; } [
+    "disko"
+    "cli.nix"
+    "default.nix"
+    "types.nix"
+    "options.nix"
+  ];
+} // {
+  meta.description = "Format disks with nix-config";
+}