improve gitignore, make niri shared config more modular

modules/capabilities/graphics.nix

@@ -11,7 +11,7 @@
     kdePackages.filelight
   ];
 in {
-  flake.nixosModules.graphics = { pkgs, config, ... }: {
+  flake.nixosModules.graphics = { pkgs, config, lib, ... }: {
     imports = [ self.nixosModules.graphicsOptions ];
 
     environment.systemPackages = with pkgs; [
@@ -24,6 +24,11 @@ in {
       iosevka-comfy.comfy
       nerd-fonts.jetbrains-mono
     ];
+
+    features.applications.gui = {
+      vscode.enable = lib.mkDefault true;
+      kitty.enable = lib.mkDefault true;
+    };
   };
 
   flake.homeModules.graphics = { config, pkgs, ... }: {