# Terminal multiplexer { config, lib, ... }: { options.terminal.tmux = { enable = lib.mkEnableOption "Enables tmux."; package = lib.mkOption { type = lib.types.package; readOnly = true; default = config.programs.tmux.package; description = "The tmux package to use."; }; }; config = lib.mkIf config.terminal.tmux.enable { programs.tmux = { enable = true; }; }; }