feat: many changes

modules/androidcam.nix

@@ -0,0 +1,17 @@
+{ den, ... }: {
+  den.aspects.androidcam.nixos = { pkgs, ... }: {
+    boot.extraModulePackages = with pkgs.linuxPackages; [ v4l2loopback ];
+
+    boot.kernelModules = [ "v4l2loopback" ];
+
+    boot.extraModprobeConfig = ''
+        options v4l2loopback \
+          devices=1 \
+          video_nr=2 \
+          card_label="DroidCam" \
+          exclusive_caps=1
+    '';
+
+    programs.droidcam.enable = true;
+  };
+}