Distuingish between configurations and program modifications

configurations/base-x/default.nix

@@ -0,0 +1,23 @@
+{ ... }:
+{
+  services.xserver = {
+    enable = true;
+    displayManager.startx.enable = true;
+    libinput = {
+      enable = true;
+      disableWhileTyping = true;
+      scrollMethod = "twofinger";
+      tapping = true;
+      tappingDragLock = true;
+    };
+    xkbVariant = "altgr-intl";
+  };
+  home-manager.users.charlotte = { pkgs, ... }: {
+    home.file.".xinitrc".text = "source ~/.xsession";
+    xsession = {
+      enable = true;
+      numlock.enable = true;
+
+    };
+  };
+}