- Refactor ORM annotations across entities for consistency.

- 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.

migrations/Version20250606195952.php

@@ -21,22 +21,22 @@ final class Version20250606195952 extends AbstractMigration
     {
         $this->addSql(<<<'SQL'
             delete from given_answer where answer_id is null
-        SQL);
+            SQL);
         $this->addSql(<<<'SQL'
             ALTER TABLE given_answer ALTER answer_id TYPE UUID
-        SQL);
+            SQL);
         $this->addSql(<<<'SQL'
             ALTER TABLE given_answer ALTER answer_id SET NOT NULL
-        SQL);
+            SQL);
     }
 
     public function down(Schema $schema): void
     {
         $this->addSql(<<<'SQL'
             ALTER TABLE given_answer ALTER answer_id TYPE UUID
-        SQL);
+            SQL);
         $this->addSql(<<<'SQL'
             ALTER TABLE given_answer ALTER answer_id DROP NOT NULL
-        SQL);
+            SQL);
     }
 }