switch to graphicsmagic

Dockerfile

@@ -1,4 +1,4 @@
-FROM kerstinsieren/alpine-phpfpm-nginx-baseimage:php74-17
+FROM kerstinsieren/alpine-phpfpm-nginx-baseimage:php74-20
 ENV TZ=Europe/Berlin
 
 WORKDIR /var/www/html

public/typo3conf/LocalConfiguration.php

@@ -88,7 +88,8 @@ return [
         ],
     ],
     'GFX' => [
-        'processor' => 'ImageMagick',
+        'jpg_quality' => 82,
+        'processor' => 'GraphicsMagick',
         'processor_allowTemporaryMasksAsPng' => false,
         'processor_colorspace' => 'RGB',
         'processor_effects' => false,