modifyFile method
Implementation
File modifyFile(String relativePath, String content) {
final filePath = p.join(rootPath, relativePath);
final file = resourceProvider.getFile(filePath);
if (!file.exists) {
file.parent.create();
}
file.writeAsStringSync(content);
// final fileSystemFile = fileSystem.file(file.path).createSync(recursive: true);
return file;
}