fix: use built-in friend icon & change style

Author: Aliothmoon

app/components/Footer.tsx

@@ -115,7 +115,7 @@ export default function Footer() {
                   rel="noopener noreferrer"
                   className="group flex items-center gap-2 transition-colors hover:text-[#c49102] dark:hover:text-[#FFE600]"
                 >
-                  <span className="rounded-sm border border-black/10 bg-white/90 p-1.5 dark:border-white/15 dark:bg-white/10">
+                  <span className="rounded-sm border border-black/10 bg-white/90 p-0.5 dark:border-white/15 dark:bg-white/10">
                     <Image
                       src={friend.iconSrc}
                       alt={friend.iconAlt}

app/constants.ts

@@ -60,14 +60,14 @@ export const FRIEND_LINKS: FriendLink[] = [
     id: "endfield-terminal",
     name: "终末地-协议终端",
     href: "https://end.shallow.ink",
-    iconSrc: "https://end.shallow.ink/icon.svg",
+    iconSrc: "/friend/endfield-terminal.svg",
     iconAlt: "终末地-协议终端",
   },
   {
     id: "zmd-map",
     name: "终末地地图站",
     href: "https://www.zmdmap.com/",
-    iconSrc: "https://assets.zmdmap.com/logo.png",
+    iconSrc: "/friend/zmd-map.png",
     iconAlt: "终末地地图站",
   },
 ];