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/Paginator/PaginatorInterface.php

@@ -11,12 +11,15 @@ namespace App\Repository\Paginator;
 
 use Pagerfanta\Adapter\AdapterInterface;
 
+/**
+ * @template-covariant T
+ */
 interface PaginatorInterface extends AdapterInterface
 {
     /**
      * Returns all available results without pagination.
      *
-     * @return iterable
+     * @return iterable<array-key, T>
      */
     public function getAll(): iterable;
 }