Gem::Commands::PushCommand#send_push_request_with_attestation

# File tmp/rubies/ruby-4.1.0-preview1/lib/rubygems/commands/push_command.rb, line 177
def send_push_request_with_attestation(name, args)
  attestations = if options[:attestations].any?
    options[:attestations].map do |attestation|
      load_attestation(attestation)
    end
  else
    # Only the opportunistic signing step falls back. The request below stays
    # outside this rescue because once the server may have seen the attested
    # push, a network error must not trigger an unattested retry.
    begin
      [attest!(name)]
    rescue StandardError => e
      message = "Failed to create an attestation, pushing without one.\n"
      message += if Gem.configuration.really_verbose
        e.full_message
      else
        e.message
      end
      alert_warning message
      return send_push_request_without_attestation(name, args)
    end
  end
  bundles = "[" + attestations.join(",") + "]"

  rubygems_api_request(*args, scope: get_push_scope) do |request|
    request.set_form([
      ["gem", Gem.read_binary(name), { filename: name, content_type: "application/octet-stream" }],
      ["attestations", bundles, { content_type: "application/json" }],
    ], "multipart/form-data")
    request.add_field "Authorization", api_key
  end
end