图片处理质量默认值改为 75%

app/Services/ImageService.php

@@ -154,7 +154,7 @@ class ImageService
         // 图片处理，跳过 ico 于 gif
         if (! in_array($extension, ['ico', 'gif'])) {
             // 图片保存质量与格式
-            $quality = $configs->get(GroupConfigKey::ImageSaveQuality, 100);
+            $quality = $configs->get(GroupConfigKey::ImageSaveQuality, 75);
             $format = $configs->get(GroupConfigKey::ImageSaveFormat);
             if ($quality < 100 || $format) {
                 // 获取拓展名，判断是否需要转换

config/convention.php

@@ -108,7 +108,7 @@ return [
         GroupConfigKey::LimitPerMonth => 999,
         GroupConfigKey::AcceptedFileSuffixes => ['jpeg', 'jpg', 'png', 'gif', 'tif', 'bmp', 'ico', 'psd', 'webp'],
         GroupConfigKey::ImageSaveFormat => '',
-        GroupConfigKey::ImageSaveQuality => 100,
+        GroupConfigKey::ImageSaveQuality => 75,
         GroupConfigKey::PathNamingRule => '{Y}/{m}/{d}',
         GroupConfigKey::FileNamingRule => '{uniqid}',
         GroupConfigKey::ImageCacheTtl => 2626560,