* ✏️ Fix typos for Spanish documentation. PR [#10957](https://github.com/tiangolo/fastapi/pull/10957) by [@jlopezlira](https://github.com/jlopezlira).
* 📝 Add warning about lifespan functions and backwards compatibility with events. PR [#10734](https://github.com/tiangolo/fastapi/pull/10734) by [@jacob-indigo](https://github.com/jacob-indigo).

<p>
Just as each ordinary function parameter has a parameter type, each type parameter
has a corresponding (meta-)type which is called its
<a href="#Type_constraints"><i>type constraint</i></a>.
</p>

<p>
A parsing ambiguity arises when the type parameter list for a generic type
declares a single type parameter <code>P</code> with a constraint <code>C</code>
such that the text <code>P C</code> forms a valid expression:
</p>