modularize

configs/vscode.nix

@@ -0,0 +1,10 @@
+{ pkgs, ... }:
+{
+  environment.systemPackages = [
+    (pkgs.vscode-with-extensions.override {
+      vscodeExtensions = [
+        pkgs.vscode-extensions.bbenoist.Nix
+      ];
+    })
+  ];
+}