{
	description = "LuaLaTeX build env.";

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

	outputs = { self, nixpkgs } @inputs: let
		system = "x86_64-linux";
		lib    = nixpkgs.lib;
		pkgs   = nixpkgs.legacyPackages.${system};
		tex = (pkgs.texlive.combine {
			inherit (pkgs.texlive) scheme-basic
				amsmath
				babel
				capt-of
				catchfile
				collection-fontsextra
				cyrillic
				dvipng
				dvisvgm
				environ
				etoolbox
				fancyhdr
				fontspec
				geometry
				hyperref
				listofitems
				luacode
				luatexbase
				montserrat
				parskip
				pgf
				tcolorbox
				tocloft
				ulem
				wrapfig
				xcolor;

				#(setq org-latex-compiler "lualatex")
				#(setq org-preview-latex-default-process 'dvisvgm)
		});
	in {
		devShells.${system} = {
			default = pkgs.mkShell rec {
				nativeBuildInputs = with pkgs; [
					tex
				];
				buildInputs = with pkgs; [ ];
				SOURCE_DATE_EPOCH = "${toString self.lastModified}";
			};
		};
	};
}