aight, making progress

modules/home/application/obs/default.nix

@@ -0,0 +1,32 @@
+{ inputs, config, lib, pkgs, namespace, ... }:
+let
+  inherit (lib) mkIf mkEnableOption;
+
+  cfg = config.${namespace}.application.obs;
+in
+{
+  options.${namespace}.application.obs = {
+    enable = mkEnableOption "enable obs";
+  };
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [
+      obs-studio
+      obs-studio-plugins.wlrobs
+      obs-studio-plugins.obs-backgroundremoval
+      obs-studio-plugins.obs-pipewire-audio-capture
+    ];
+    
+    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;
+  };
+}