i3 is mostly working!

modules/nixos/common.nix

@@ -1,6 +1,8 @@
 {
   config,
   pkgs,
+  inputs,
+  outputs,
   ...
 }: {
   # Bootloader.
@@ -18,6 +20,10 @@
 
   # packages that should be on every system.
   environment.systemPackages = with pkgs; [
-    vi # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
+    neovim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
   ];
+
+  home-manager.useGlobalPkgs = true;
+  home-manager.useUserPackages = true;
+  home-manager.extraSpecialArgs = {inherit inputs outputs;};
 }

modules/nixos/touchpad.nix

@@ -4,5 +4,12 @@
   ...
 }: {
   # Enable touchpad support (enabled default in most desktopManager).
-  services.xserver.libinput.enable = true;
+  services.xserver.libinput = {
+    enable = true;
+    disableWhileTyping = true;
+    naturalScrolling = true;
+    additionalOptions = ''
+      Option "PalmDetection" "True"
+    '';
+  };
 }