Add OBS and Stream Controller.

nodes/hosts/common/programs/obs-studio.nix

@@ -0,0 +1,17 @@
+{ pkgs, ... }: {
+  programs.obs-studio = {
+    enable = true;
+    package = (pkgs.obs-studio.override {
+      cudaSupport = true;
+    });
+    
+    plugins = with pkgs.obs-studio-plugins; [
+      wlrobs
+      obs-backgroundremoval
+      obs-pipewire-audio-capture
+      obs-vkcapture
+      advanced-scene-switcher
+    ];
+  };
+}
+

nodes/hosts/common/programs/streamcontroller.nix

@@ -0,0 +1,8 @@
+{ pkgs, ... }: {
+  # List packages installed in system profile. To search, run:
+  # $ nix search wget
+  environment.systemPackages = [
+    pkgs.streamcontroller
+  ];
+}
+