update license and qol improvements

Signed-off-by: Avinal Kumar <avinal.xlvii@gmail.com>

src/components/Footer.astro

@@ -5,7 +5,9 @@ const year = new Date().getFullYear();
 <footer class="footer">
   <div class="footer-inner">
     <p class="footer-copy">
-      &copy; {year} Avinal Kumar
+      &copy; {year} Avinal Kumar &middot;
+      Code <a href="https://opensource.org/licenses/MIT">MIT</a> &middot;
+      Content <a href="https://creativecommons.org/licenses/by-sa/4.0/">CC BY-SA 4.0</a>
     </p>
     <a href="https://github.com/avinal/avinal.github.io/issues/new" class="footer-report" target="_blank" rel="noopener noreferrer">
       <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"/><line x1="12" y1="8" x2="12" y2="12"/><line x1="12" y1="16" x2="12.01" y2="16"/></svg>
@@ -36,6 +38,17 @@ const year = new Date().getFullYear();
     color: var(--text-muted);
   }
 
+  .footer-copy a {
+    color: var(--text-muted);
+    text-decoration: underline;
+    text-underline-offset: 2px;
+    transition: color var(--duration-fast) var(--ease-out);
+  }
+
+  .footer-copy a:hover {
+    color: var(--text);
+  }
+
   .footer-report {
     display: inline-flex;
     align-items: center;

src/components/RecentPosts.astro

@@ -31,7 +31,7 @@ const fmtDate = (d: Date) =>
           <a href={`/posts/${post.id}/`} class="post-link">
             <div class="post-thumb">
               {post.data.image ? (
-                <img src={post.data.image} alt="" class="thumb-img" loading="lazy" />
+                <img src={post.data.image} alt={post.data.title} class="thumb-img" loading="lazy" decoding="async" />
               ) : (
                 <span class="thumb-placeholder">{post.data.title.charAt(0)}</span>
               )}