url_for_direct_upload

# File activestorage/lib/active_storage/service/disk_service.rb, line 101
    def url_for_direct_upload(key, expires_in,, content_type,, content_length,, checksum))
      instrument :url, key: key do |payload|
        verified_token_with_expiration = ActiveStorage.verifier.generate(
          {
            key: key,
            content_type: content_type,
            content_length: content_length,
            checksum: checksum
          },
          { expires_in: expires_in,
          purpose: :blob_token }
        )

        generated_url = url_helpers.update_rails_disk_service_url(verified_token_with_expiration, host: current_host)

        payload[:url] = generated_url

        generated_url
      end
    end