Add OBS and Stream Controller.

nodes/hosts/common/configuration.nix

@@ -11,8 +11,10 @@
     ./programs/gstreamer.nix
     ./programs/hyprland.nix
     ./programs/kde.nix
+    ./programs/obs-studio.nix
     ./programs/session-desktop.nix
     ./programs/steam.nix
+    ./programs/streamcontroller.nix
     ./programs/zen-browser.nix
     ./scripts/upgrade-diff.nix
     ./services/cups.nix