protocols: implement pointer-warp-v1 (#11469)

nix/hyprtester.nix

@@ -40,12 +40,20 @@ in
     buildInputs = hyprland.buildInputs;
 
     preConfigure = ''
+      substituteInPlace hyprtester/CMakeLists.txt --replace-fail \
+        "\''${CMAKE_CURRENT_BINARY_DIR}" \
+        "${placeholder "out"}/bin"
+
       cmake -S . -B .
       cmake --build . --target generate-protocol-headers -j`nproc 2>/dev/null || getconf NPROCESSORS_CONF`
 
       cd hyprtester
     '';
 
+    postInstall = ''
+      install pointer-warp -t $out/bin
+    '';
+
     cmakeBuildType = "Debug";
 
     cmakeFlags = [(cmakeBool "TESTS" true)];