"""
    Create an invoice.

    This will (let's imagine) let the API user (some external developer) create an
    invoice.

    And this path operation will:

    * Send the invoice to the client.
    * Collect the money from the client.
    * Send a notification back to the API user (the external developer), as a callback.
        * At this point is that the API will somehow send a POST request to the

    </mailingList>
  </mailingLists>
  <developers>
    <developer>
      <id>michal</id>
      <name>Michal Maczka</name>
      <email>******@****.***</email>
      <organization>Codehaus</organization>
      <roles>
        <role>Developer</role>
      </roles>
    </developer>
  </developers>
  <scm>

    </mailingList>
  </mailingLists>
  <developers>
    <developer>
      <id>michal</id>
      <name>Michal Maczka</name>
      <email>******@****.***</email>
      <organization>Codehaus</organization>
      <roles>
        <role>Developer</role>
      </roles>
    </developer>
  </developers>
  <scm>

    Если вы хотите узнать больше про кодировки и поля формы, ознакомьтесь с <a href="https://developer.mozilla.org/ru/docs/Web/HTTP/Methods/POST" class="external-link" target="_blank">документацией <abbr title="Mozilla Developer Network">MDN</abbr> для `POST` на веб-сайте</a>.

!!! warning "Предупреждение"

  /**
   * The HTTP <a
   * href="https://developer.mozilla.org/en-US/docs/Web/HTTP/Link_prefetching_FAQ#As_a_server_admin.2C_can_I_distinguish_prefetch_requests_from_normal_requests.3F">{@code
   * Purpose}</a> header field name.
   *
   * @since 28.0
   */
  public static final String PURPOSE = "Purpose";
  /**
   * The HTTP <a

    And as the `Response` can be used frequently to set headers and cookies, **FastAPI** also provides it at `fastapi.Response`.

## Custom Headers

[ ] Ambient
[ ] Docs
[ ] Dual Stack
[ ] Installation
[ ] Networking
[ ] Performance and Scalability
[ ] Extensions and Telemetry
[ ] Security
[ ] Test and Release
[ ] User Experience
[ ] Developer Infrastructure

**Affected features (please put an X in all that apply)**

[ ] Multi Cluster
[ ] Virtual Machine
[ ] Multi Control Plane

 * They don't specify whether a specific proxy server should be used or how to authenticate with that...

# CORS (Cross-Origin Resource Sharing)

<a href="https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS" class="external-link" target="_blank">Понятие CORS или "Cross-Origin Resource Sharing"</a> относится к ситуациям, при которых запущенный в браузере фронтенд содержит JavaScript-код, который взаимодействует с бэкендом, находящимся на другом "источнике" ("origin").

## Источник

        System.out.println();
        System.out.println(
                "Parent SCM developer connection is: " + project0.getScm().getDeveloperConnection());
        System.out.println(
                "Child SCM developer connection is: " + project1.getScm().getDeveloperConnection());

        assertEquals(project1.getScm().getUrl(), project0.getScm().getUrl() + "/modules/p1");