fix: form button align center

Signed-off-by: Innei <tukon479@gmail.com>

Author: Innei

apps/renderer/src/modules/discover/list-form.tsx

@@ -327,7 +327,7 @@ const ListInnerForm = ({
               <FormDescription className="mt-0.5">{t("feed_form.fee_description")}</FormDescription>
             </div>
           )}
-          <div className="flex flex-1 items-end justify-end gap-4">
+          <div className="flex flex-1 items-center justify-end gap-4">
             {isSubscribed && (
               <Button
                 type="button"

apps/renderer/src/modules/feed/feed-icon.tsx

@@ -122,8 +122,8 @@ export function FeedIcon({
   const colorfulStyle: React.CSSProperties = useMemo(() => {
     const [, , , bgAccent, bgAccentLight, bgAccentUltraLight] = colors
     return {
-      // Create a bottom-left to top-right avatar fallback background gradient
-      backgroundImage: `linear-gradient(to top right, ${bgAccent} 20%, ${bgAccentLight} 80%, ${bgAccentUltraLight} 95%)`,
+      backgroundImage: `linear-gradient(to top, ${bgAccent} 0%, ${bgAccentLight} 99%, ${bgAccentUltraLight} 100%)`,
+
       ...sizeStyle,
     }
   }, [colors, sizeStyle])