added fancy marker for latest update date in main page link row

src/lib/lists/link-row.svelte

@@ -1,8 +1,9 @@
 <script lang="ts">
-    export interface GalleryRowEntry {
+    export interface LinkRowEntry {
         title: string;
         description: string;
         img: string;
+        latestUpdate?: string;
         altText: string;
         link: string;
     }
@@ -10,7 +11,7 @@
     let {
         entries,
     }: {
-        entries: GalleryRowEntry[];
+        entries: LinkRowEntry[];
     } = $props();
 </script>
 
@@ -23,6 +24,9 @@
             <div class="row-text-container">
                 <p class="row-title">&gt; {entry.title}</p>
                 <p class="row-description">{@html entry.description}</p>
+                {#if entry.latestUpdate}
+                    <p class="row-updated">updated: <span class="row-updated-date">{entry.latestUpdate}</span></p>
+                {/if}
             </div>
         </a>
     {/each}
@@ -78,6 +82,7 @@
 
     .row-text-container {
         margin-top: 8px;
+        margin-bottom: 4px;
     }
 
     .row-title {
@@ -90,7 +95,38 @@
     .row-description {
         font-size: 1.0rem;
         line-height: 1.3rem;
-        margin: 0 0 4px 0;
+        margin: 0;
+    }
+
+    .row-updated, .row-updated-date {
+        font-size: 0.9rem;
+        line-height: 1.2rem;
+        margin: 0;
+        font-style: italic;
+        width: fit-content;
+        transition: color var(--duration-animation) var(--anim-curve),
+                    background-color var(--duration-animation) var(--anim-curve);
+    }
+
+    .row-updated {
+        margin-top: 2px;
+        padding: 4px 8px;
+        font-weight: 500;
+        background-color: var(--color-background-highlight);
+        border-radius: var(--border-radius);
+    }
+
+    .row-entry:hover .row-updated {
+        color: var(--color-text-dark);
+        background-color: var(--color-highlight);
+    }
+
+    .row-updated-date {
+        font-weight: 600;
+    }
+
+    .row-entry:hover .row-updated-date {
+        color: var(--color-text-dark);
     }
 
     @media screen and (max-width: 600px) {