refactoring into clusters

app/Filament/Clusters/Newsletter/MailGruppens/Schemas/MailGruppenForm.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Filament\Clusters\Newsletter\MailGruppens\Schemas;
+
+use Filament\Forms\Components\TextInput;
+use Filament\Schemas\Schema;
+
+class MailGruppenForm
+{
+    public static function configure(Schema $schema): Schema
+    {
+        return $schema
+            ->components([
+                TextInput::make('name'),
+                TextInput::make('absender_name')->label('Absender Name'),
+                TextInput::make('absender_mail')->label('Absender E-Mail'),
+            ])->columns(1);
+    }
+}