nuget-to-nix: include required dependencies

pkgs/build-support/dotnet/nuget-to-nix/default.nix

@@ -1,5 +1,27 @@
-{ runCommand }:
+{ lib
+, runCommandLocal
+, runtimeShell
+, substituteAll
+, nix
+, coreutils
+, findutils
+, gnused
+}:
 
-runCommand "nuget-to-nix" { preferLocalBuild = true; } ''
-  install -D -m755 ${./nuget-to-nix.sh} $out/bin/nuget-to-nix
+runCommandLocal "nuget-to-nix" {
+  script = substituteAll {
+    src = ./nuget-to-nix.sh;
+    inherit runtimeShell;
+
+    binPath = lib.makeBinPath [
+      nix
+      coreutils
+      findutils
+      gnused
+    ];
+  };
+
+  meta.description = "Convert a nuget packages directory to a lockfile for buildDotnetModule";
+} ''
+  install -Dm755 $script $out/bin/nuget-to-nix
 ''

pkgs/build-support/dotnet/nuget-to-nix/nuget-to-nix.sh

@@ -1,7 +1,9 @@
-#!/usr/bin/env bash
+#!@runtimeShell@
 
 set -euo pipefail
 
+export PATH="@binPath@"
+
 if [ $# -eq 0 ]; then
   >&2 echo "Usage: $0 [packages directory] > deps.nix"
   exit 1