Add shell.nix file (#55)

Author: kfarnung

shell.nix

@@ -0,0 +1,13 @@
+{ pkgs ? import <nixpkgs> {} }:
+  pkgs.mkShell {
+    nativeBuildInputs = with pkgs.buildPackages; [
+      cargo
+      cmake
+      go
+      jdk17
+      nodejs_22
+      python312Packages.pylint
+      python312Packages.pytest
+      rustc
+    ];
+}