Function showPortInUseDialog

apps/desktop/src/main/index.ts:618–627

(port: number)

};

const showPortInUseDialog = async (port: number) => {
  await dialog.showMessageBox({
    type: "error",
    title: "Executor port in use",
    message: `Port ${port} is already taken.`,
    detail:
      "Another process is listening on that port. Quit it (or change the desktop server's port in Settings) and relaunch Executor.",
    buttons: ["OK"],
  });
};

// Last non-port-conflict sidecar startup failure, surfaced by boot() in a
// user-facing dialog instead of letting the app vanish without a window.