let userData = app.getPath("userData"); let imagesCacheDir = ${userData}/images; let voicesCacheDir = ${userData}/voices;

C:\Users\<YourUsername>\AppData\Roaming\cn.wildfire.chat\wildfirechat\uiuJuJcc

/Users/<YourUsername>/Library/Application Support/cn.wildfire.chat/wildfirechat

Mac 和 Windows 都没找到 images 缓存目录。