https://github.com/jsonnull/electron-trpc/blob/e536ba607b03d907c30298986289112913463e03/packages/electron-trpc/src/main/createIPCHandler.ts#L30 the above line should be `respond: (response) => _event.sender.send(ELECTRON_TRPC_CHANNEL, response)` rather than send to all windows otherwise it would have problem when using with multiple windows and there is duplicate id used and this happens frequently