Nix dev flake for webots tarball

[lorenzo-frittoli]

Hope this can be useful for other NixOS users.

{
  description = "Webots FHS Development Environment";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
  };

  outputs =
    { self, nixpkgs }:
    let
      system = "x86_64-linux";
      pkgs = import nixpkgs { inherit system; };

      # Create the FHS sandbox with all required libraries
      webots-fhs = pkgs.buildFHSEnv {
        name = "webots-env";
        targetPkgs =
          pkgs: with pkgs; [
            # Core graphics & X11 libraries
            libx11
            libxext
            libxi
            libxrender
            libxcb
            libxcb-util
            xcb-util-cursor
            libxcb-image
            libxcb-keysyms
            libxcb-render-util
            libxcb-wm
            libGL
            libGLU
            mesa
            vulkan-loader

            # Qt6 UI Framework (New additions!)
            kdePackages.qtbase
            kdePackages.qtwebsockets
            kdePackages.qtdeclarative

            # System libraries and UI toolkits
            glib
            fontconfig
            freetype
            dbus
            zlib
            nss
            nspr
            alsa-lib
            krb5
            libxkbcommon
            brotli
            expat
            util-linux

            # Audio and standard C++ libraries
            sndio
            openal
            stdenv.cc.cc.lib

            # Compilers and video deps
            gnumake
            gcc
            python3
            jdk
            ffmpeg
            x264
          ];

        # Drops you into a standard bash shell inside the FHS sandbox
        runScript = "bash";
      };
    in
    {
      # Expose the FHS environment as the default devShell
      devShells.${system}.default = webots-fhs.env;
    };
}