refactored repositories and DB queries (#5026)

* removed unused teams from export order
* added new paginator for query instead of querybuilder
* added field hydrate enums
* hide PARTIAL deprecation
* never log deprecations in production
* replaced InvoiceLoader with native Doctrine feature
* prevent excessive permission queries
* support loading customers of team
* improved findByIds
* internalized API
* fix null string deprecations

src/Repository/Loader/LoaderInterface.php

@@ -9,12 +9,15 @@
 
 namespace App\Repository\Loader;
 
+/**
+ * @template T
+ */
 interface LoaderInterface
 {
     /**
      * Prepares the given database results, to prevent lazy loading.
      *
-     * @param array $results
+     * @param array<array-key, T> $results
      */
     public function loadResults(array $results): void;
 }