Jasmine Core 5.12.1 Release Notes

## Bug fixes

* Fix custom matchers in top-level specs
  * Merges [#2088](https://github.com/jasmine/jasmine/pull/2088) from @bonkevin

## Supported environments

This version has been tested in the following environments.

| Environment | Supported versions             |
|-------------|--------------------------------|
| Node        | 18.20.5**, 20, 22, 24          |
| Safari      | 16**, 17**                     |
| Chrome      | 141*                           |
| Firefox     | 102**, 115**, 128**, 140, 144* |
| Edge        | 141*                           |

\* Evergreen browser. Each version of Jasmine is tested against the latest
version available at release time.<br>
\** Supported on a best-effort basis. Support for these versions may be dropped
if it becomes impractical, and bugs affecting only these versions may not be
treated as release blockers.


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_Release Notes generated with _[Anchorman](http://github.com/infews/anchorman)_