fix: 为 CC 协议徽章添加 width/height 属性

避免页面加载时的布局偏移 (CLS)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: xkcoding

src/components/License.astro

@@ -33,6 +33,8 @@ const fullUrl = `${SITE.website.replace(/\/$/, "")}${postUrl}`;
           src="https://licensebuttons.net/l/by-nc-sa/4.0/88x31.png"
           alt={licenseType}
           class="h-8"
+          width="88"
+          height="31"
           loading="lazy"
         />
       </a>