Added filters to time-entries.index endpoint

app/Http/Resources/V1/BaseResource.php

@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Http\Resources\V1;
+
+use Carbon\Carbon;
+use Illuminate\Http\Resources\Json\JsonResource;
+
+abstract class BaseResource extends JsonResource
+{
+    protected function formatDateTime(?Carbon $carbon): ?string
+    {
+        return $carbon?->toIso8601ZuluString();
+    }
+}