Add sommelier fork package

flake.nix

@@ -249,6 +249,7 @@
           };
           swayimg = pkgs.callPackage ./packages/swayimg/default.nix { };
           layman = pkgs.callPackage ./packages/layman/default.nix { };
+          sommelier = pkgs.callPackage ./packages/sommelier/default.nix { };
         };
       });
 }

home-manager/linux/programs/sway.nix

@@ -50,6 +50,8 @@ in with lib; {
       font-awesome
       layman-package
       inputs.nixpkgs-unstable.legacyPackages.${pkgs.system}.wob
+      # For fancy x11 scaling
+      inputs.self.packages.${pkgs.system}.sommelier
     ];
     #########################
     ## Sway

packages/sommelier/default.nix

@@ -0,0 +1,29 @@
+  { lib, stdenv, fetchFromGitHub, meson, ninja, pkg-config, wayland-scanner
+  , libxkbcommon, mesa, pixman, xorg, wayland, gtest }:
+
+  stdenv.mkDerivation {
+    pname = "sommelier";
+    version = "104.0";
+
+    src = fetchFromGitHub {
+      owner = "niklashhh";
+      repo = "sommelier";
+      rev = "a39700971b63284dd4c3e1400be8d753db08119e";
+      sha256 = "sha256-Xa39QyUuSzw7+rm9va8aj9iHo3d1LqoQxmAAPJ/slqQ=";
+    };
+
+    nativeBuildInputs = [ meson ninja pkg-config wayland-scanner ];
+    buildInputs = [ libxkbcommon mesa pixman wayland xorg.libxcb ];
+
+    doCheck = true;
+    nativeCheckInputs = [ gtest ];
+
+    meta = with lib; {
+      homepage =
+        "https://chromium.googlesource.com/chromiumos/platform2/+/refs/heads/main/vm_tools/sommelier/";
+      description = "Nested Wayland compositor with support for X11 forwarding";
+      maintainers = with maintainers; [ qyliss ];
+      license = licenses.bsd3;
+      platforms = platforms.linux;
+    };
+  }