chore: cleanup, add PHPStan type annotations

src/Repository/LogEntryRepository.php

@@ -28,6 +28,9 @@ class LogEntryRepository extends ServiceEntityRepository
             ->execute();
     }
 
+    /**
+     * @return array<int, LogEntry>
+     */
     public function findWithErrorCodes(): array
     {
         return $this->createQueryBuilder('l')