Update image-processing-logic.js

image-processing-logic.js

@@ -21,7 +21,7 @@ class ImageProcessor {
                     sharpInstance = sharpInstance.jpeg({ quality: parseInt(quality), mozjpeg: true });
                     break;
                 case 'png':
-                    sharpInstance = sharpInstance.png({ quality: parseInt(quality), compressionLevel: 4 });
+                    sharpInstance = sharpInstance.png({ quality: parseInt(quality), compressionLevel: 5 });
                     break;
                 case 'webp':
                     sharpInstance = sharpInstance.webp({ quality: parseInt(quality), speed: 8 });