* feat: add a new UI extension type: component
* tests: add tests for checking if it is a react component
* fix: remove reference to not existing type
* chore: update betterer results
* review: remove unnecessary override function for components
* review: use a single type notation in import
* review: stop exporting `PluginExtensionBase`
* refactor: make extension config types more explicit
By using some repetition now these types are much easier to oversee.
* quick poc on how we could use proxies instead of object freeze for the extension context.
* wip
* wip
* added tests for readOnlyProxy.
* Changed so we use the read only proxy for the context instead of the frozen object.
* updated names according to feedback.
* Added onClick to the link and made path optional.
* Added type to the import.
* revert(plugin-extensions): put back isPromise utility function
* Minor update to the isPromise function.
* added onClick in the panel menu item.
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Co-authored-by: Jack Westbrook <jack.westbrook@gmail.com>
Co-authored-by: Levente Balogh <balogh.levente.hu@gmail.com>
