Create Assert Class

[onairmarc]

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[Copilot]

Pull request overview

This PR introduces a new Assert class to provide runtime type assertions with PHPStan integration, along with updating development dependencies and cleaning up Rector rules.

• Creates a new Assert utility class with methods for runtime assertions (true, false, notNull, string)
• Adds an Assertable trait to simplify assertion usage in classes
• Updates development dependencies to their latest major versions (PHPStan 2.x, Rector 2.x, Pest 4.x)

Reviewed changes

Copilot reviewed 11 out of 14 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
src/Objects/Support/Assert.php	New utility class providing static assertion methods with PHPStan type narrowing annotations
src/Objects/Support/Traits/Assertable.php	New trait providing protected assertion methods that delegate to the Assert class
src/Exceptions/AssertionFailedException.php	New exception class for assertion failures
src/Objects/Filesystem/Directory.php	Refactored current() method to use Assert::string() instead of ImproperBooleanReturnedException
src/Objects/Serializers/JsonSerializer.php	Simplified mapper fallback logic by relying on MapName attribute's constructor default
src/Objects/Support/Traits/Macroable.php	Added explicit array type hint to $parameters in __callStatic()
src/Objects/Support/Traits/HasEnumValue.php	Added PHPStan ignore comment for runtime safety check
src/Support/Internal/Rector/Rector.php	Removed several Rector rules from configuration
phpstan.neon	Added trait.unused to ignored errors list
composer.json	Updated dev dependencies to major versions (PHPStan ^2, Rector ^2, Pest ^4, etc.)
composer.lock	Lock file updates for dependency changes

Files not reviewed (2)

• .idea/php.xml: Language not supported
• .idea/stdlib.iml: Language not supported

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