Simplify PWA config: manifest + favicons only, remove icons and image_processor

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

config/packages/pwa.yaml

@@ -1,5 +1,4 @@
 pwa:
-    image_processor: SpomkyLabs\PwaBundle\ImageProcessor\ImagickImageProcessor
     manifest:
         name: E-Ticket - Billetterie Associative
         short_name: E-Ticket
@@ -13,15 +12,14 @@ pwa:
         theme_color: '#fabf04'
         lang: fr
         dir: ltr
-        icons:
-            - src: '%kernel.project_dir%/public/favicon.png'
-              purpose: any
-            - src: '%kernel.project_dir%/public/favicon.png'
-              purpose: maskable
     favicons:
         enabled: true
         default:
             src: '%kernel.project_dir%/public/favicon.png'
             background_color: '#fbfbfb'
+            border_radius: 18
+            image_scale: 80
         safari_pinned_tab_color: '#fabf04'
+        use_silhouette: false
         tile_color: '#fabf04'
+        low_resolution: false