Document how to use structured output
>>> [!note] Migrated issue
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Reported by: [marcus_johansson](https://www.drupal.org/user/385947)
Related to !1048
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<h3 id="summary-problem-motivation">Problem/Motivation</h3>
<p>We have the possibility to add a structured output in the chat call since 1.1.x, though it will work with a lot more providers in 1.2.x due to the inheritence features we have added.</p>
<p>We should document how to use this for a developer and why.</p>
issue