- Replaced getters/setters with direct property access across entities and repositories.
- Added and configured `martin-georgiev/postgresql-for-doctrine` for PostgreSQL enhancements.
- Updated Doctrine configuration with types, mappings, and JSONB query functions.
- Removed unused `EliminationService` and related YAML configurations.
- Adjusted migrations to align with refactored ORM annotations.
- Added new PHPStan and PHP-CS-Fixer configurations, including stricter rules.
- Introduced `tests/object-manager.php` to improve test environment setup.
This commit removes nullable Uuid properties for consistency, transitions the Correction entity to QuizCandidate with associated migrations, refactors queries and repositories, adjusts related routes and controllers to use the new entity, updates front-end assets for elimination workflows, and standardizes route requirements and naming conventions.
