code: func runKeyReleaseCallbacks(xu *xgbutil.XUtil, ev xevent.KeyReleaseEvent) {
  	mods, kc := DeduceKeyInfo(ev.State, ev.Detail)
  
  	runKeyBindCallbacks(xu, ev, xevent.KeyRelease, ev.Event, mods, kc)
  }
docs: // runKeyReleaseCallbacks infers the window, keycode and modifiers from a
  // KeyPressEvent and runs the corresponding callbacks.