Document the polling service in AI Agents
>>> [!note] Migrated issue
<!-- Drupal.org comment -->
<!-- Migrated from issue #3546653. -->
Reported by: [marcus_johansson](https://www.drupal.org/user/385947)
Related to !885
>>>
<p>--- AI TRACKER METADATA ---<br>
Update Summary: Document the polling service<br>
Check-in Date: MM/DD/YYYY (US format) [When we should see progress/get an update]<br>
Due Date: MM/DD/YYYY (US format) [When the issue should be fully completed]<br>
Blocked by: [#XXXXXX] (New issues on new lines)<br>
Additional Collaborators: @username1, @username2<br>
AI Tracker found here: <a href="https://www.drupalstarforge.ai/">https://www.drupalstarforge.ai/</a><br>
--- END METADATA ---</p>
<h3 id="summary-problem-motivation">Problem/Motivation</h3>
<p>We now have <span class="drupalorg-gitlab-issue-link drupalorg-gitlab-link-wrapper"><a href="https://git.drupalcode.org/project/ai_agents/-/work_items/3543377" class="drupalorg-gitlab-link">https://git.drupalcode.org/project/ai_agents/-/work_items/3543377</a></span> inside the AI Agents 1.2.x branch. We should document it in AI 1.2.x.</p>
<h3 id="summary-proposed-resolution">Proposed resolution</h3>
<p>Document how to use the service.</p>
issue