Update to (somewhat?) dendritic pattern

Heavily inspired by https://github.com/Doc-Steve/dendritic-design-with-flake-parts.

> Atomic commits? Never heard of them!

modules/programs/hyprland/hyprland.nix

@@ -0,0 +1,20 @@
+{ inputs, ... }: {
+  flake.modules.nixos.hyprland = {
+    programs.hyprland.enable = true;
+    # Force electron apps to use wayland
+    environment.sessionVariables.NIXOS_OZONE_WL = "1";
+
+    home-manager.sharedModules = [
+      inputs.self.modules.homeManager.hyprland
+    ];
+  };
+
+  flake.modules.homeManager.hyprland = { pkgs, ... }: {
+    wayland.windowManager.hyprland.enable = true;
+    services.hyprpolkitagent.enable = true;
+
+    home.packages = with pkgs; [
+      hyprpicker
+    ];
+  };
+}