Add support Laravel 11 and PHPUnit 10 (#20)

* Bump PHPUnit dependencies
* Ignore PHPUnit cache folder
* Adopt PHP attributes in test classes
* Add return types to test methods
* Define test classes as `final`
* Only support Laravel 10 and 11
* Migrate PHPUnit XML
* Don't use Kernel to test middleware
* Update UPGRADE.md
* Add Laravel 11 middleware instructions to README

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Co-authored-by: Shift <shift@laravelshift.com>

Update detectors and stores overview

Fix typo in README

Update README

Add user detector (#7)

Add support for Laravel 10 (#6)

Update Laravel badge

Merge pull request #4 from mabdullahsari/patch-1

Manually register BrowserLocaleServiceProvider

Merge pull request #2 from pascalbaljet/php-8.0

Add support for PHP 8.0

Add support for Laravel 8