tinywl: init at 0.13.0

tinywl is the wlroots reference compositor.  It's very useful when
debugging Wayland/wlroots problems as it helps with determining
whether an issue is the fault of a compositor or of wlroots.

pkgs/applications/window-managers/tinywl/default.nix

@@ -0,0 +1,28 @@
+{ lib, stdenv, wlroots, pkg-config
+, libxkbcommon, pixman, udev, wayland, wayland-protocols
+}:
+
+stdenv.mkDerivation {
+  pname = "tinywl";
+  inherit (wlroots) version src;
+
+  sourceRoot = "source/tinywl";
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [ libxkbcommon pixman udev wayland wayland-protocols wlroots ];
+
+  installPhase = ''
+    runHook preInstall
+    mkdir -p $out/bin
+    cp tinywl $out/bin
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/swaywm/wlroots/tree/master/tinywl";
+    description = ''"minimum viable product" Wayland compositor based on wlroots.'';
+    maintainers = with maintainers; [ qyliss ];
+    license = licenses.cc0;
+    inherit (wlroots.meta) platforms;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -27192,6 +27192,8 @@ in
 
   trayer = callPackage ../applications/window-managers/trayer { };
 
+  tinywl = callPackage ../applications/window-managers/tinywl { };
+
   tinywm = callPackage ../applications/window-managers/tinywm { };
 
   tree-from-tags = callPackage ../applications/audio/tree-from-tags { };