* first test of notification
* add notification in all methods
* Format variants, store modification author
* Move webhook URLs to saas settings
* Add split test admin URL in notification payload
* Display modifications author in split test admin
* Extract modals from split test edit page
* Confirmation modal for reverting a test, add/show comments, show version badge
* Update integration tests and populate authors on save
* Show version history button even with 1 version
* Fix linting
* Set slack webhook URLs for staging and prod
* Update conditions to display split test admin modals
* Extract the split test creation modal into a separate component
* Extract split test slack notification management into a separate module
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Co-authored-by: Lucie Germain <lucie.germain@overleaf.com>
GitOrigin-RevId: 8b69b4b2318b87312fbdd4c02e13c1a6f920a8e9
Alexandre Bourdin