def headers_for_direct_upload(key, content_type:, checksum:, **)
      date = Time.now.httpdate
      {
        "Content-Type" => content_type,
        "Content-MD5" => checksum,
        "Authorization" => authorization(key, content_type, checksum, date),
        "x-oss-date" => date,
      }
    end
def headers_for_direct_upload(key, content_type:, checksum:, **)
      date = Time.now.httpdate
      {
        "Content-Type" => content_type,
        "Content-MD5" => checksum,
        "Authorization" => authorization(key, content_type, checksum, date),
        "x-oss-date" => date,
      }
    end
Headers for Direct Upload
 https://help.aliyun.com/document_detail/31951.html
 headers["Date"] is required use x-oss-date instead