Improve image import logging and move HTTP downloads out of DB transaction

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/Filament/User/Resources/ProductResource.php

@@ -100,6 +100,7 @@ class ProductResource extends Resource {
             ->columns([
                 Tables\Columns\ImageColumn::make('images')
                     ->label('Bild')
+                    ->disk('public')
                     ->limit(1),
                 Tables\Columns\TextColumn::make('title')
                     ->label('Name')