Add WebP quality slider to Options > System

admin/schemes/system.yml

@@ -267,6 +267,22 @@ rows6:
                             min: 0
                             max: 9
         row3:
+            type: row
+            fields:
+                column1:
+                    type: column
+                    width: 1-3
+                    label: '{{options.system.images.webp-quality}}'
+                column2:
+                    type: column
+                    width: 2-3
+                    fields:
+                        images.webp_quality:
+                            type: range
+                            min: 0
+                            max: 100
+                            step: 5
+        row4:
             type: row
             fields:
                 column1:
@@ -282,7 +298,7 @@ rows6:
                             options:
                                 1: '{{options.system.images.jpeg-save-progressive.enabled}}'
                                 0: '{{options.system.images.jpeg-save-progressive.disabled}}'
-        row4:
+        row5:
             type: row
             fields:
                 column1:

admin/translations/en.yml

@@ -94,6 +94,7 @@ options.system.images.png-compression-level: PNG Compression Level
 options.system.images.process-uploads: Process (optimize) uploaded images
 options.system.images.process-uploads.disabled: Disabled
 options.system.images.process-uploads.enabled: Enabled
+options.system.images.webp-quality: WebP Quality
 options.system.languages: Languages
 options.system.languages.available-languages: Available Languages
 options.system.languages.available-languages.no-languages: No Languages

admin/translations/it.yml

@@ -94,6 +94,7 @@ options.system.images.png-compression-level: Livello di compressione PNG
 options.system.images.process-uploads: Elabora (ottimizza) le immagini caricate
 options.system.images.process-uploads.disabled: Disabilitato
 options.system.images.process-uploads.enabled: Abilitato
+options.system.images.webp-quality: Qualità WebP
 options.system.languages: Lingue
 options.system.languages.available-languages: Lingue disponibili
 options.system.languages.available-languages.no-languages: Nessuna lingua