_uploadImages(List _imagesDir) async {
    // var fileDir = _imagesDir[0].path;
    FormData formData = FormData.fromMap({
      "title": _titile,
      "content": _content,
      
     "files": [
          await MultipartFile.fromFile(_imagesDir[0].path, filename: "text1.jpg"),
      await MultipartFile.fromFile(_imagesDir[1].path, filename: "text2.jpg"),
    ]
    });```