~

nixos/hosts/base.nix

@@ -1,9 +1,18 @@
-{ pkgs, inputs, ... }:
+{ config, pkgs, inputs, ... }:
 {
     imports = [
         ../packages.nix
     ];
 
+    boot = {
+        extraModulePackages = with config.boot.kernelPackages; [ v4l2loopback ];
+        extraModprobeConfig = ''
+            options v4l2loopback devices=1 video_nr=1 card_label="OBS Cam" exclusive_caps=1
+        '';
+    };
+
+    security.polkit.enable = true;
+
     nix.settings.experimental-features = [ "nix-command" "flakes" ];
     nixpkgs = {
         config.allowUnfree = true;