Expand all caller topic pools, add cross-episode topic dedup, publish ep35

Massively expanded all 8 caller topic pools from ~1200 to ~2500 entries to
reduce repeat calls. Added persistent topic history (data/used_topics_history.json)
with 30-day aging to prevent cross-episode duplicates. Published episode 35.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

website/css/style.css

@@ -1347,6 +1347,15 @@ a:hover {
   box-shadow: 0 4px 24px rgba(232, 121, 29, 0.12);
 }
 
+.clip-card-thumb {
+  position: absolute;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+}
+
 .clip-card-inner iframe {
   position: absolute;
   top: 0;

website/data/clips.json

@@ -1,4 +1,13 @@
 [
+  {
+    "title": "Nobody's Potato Salad Is Good",
+    "description": "Luke goes OFF on workplace potlucks: 'Nobody's potato salad is f***ing good, alright? Everything at a potluck is gross. Just take everybody to McDonald's.'",
+    "episode_number": 34,
+    "clip_file": "clip-3-nobody-s-potato-salad-is-good.mp4",
+    "youtube_id": "re7C2woMUrA",
+    "featured": false,
+    "thumbnail": "images/clips/clip-3-nobody-s-potato-salad-is-good.jpg"
+  },
   {
     "title": "Man Obsessed With Dead Nun Loses Wife",
     "description": "Rodney couldn't stop talking about a dead nun who shared his wife's name. His wife was NOT amused.",

website/js/clips.js

@@ -2,24 +2,34 @@ const CLIPS_JSON_URL = '/data/clips.json';
 
 const clipPlaySVG = '<svg viewBox="0 0 24 24" fill="#fff"><path d="M8 5v14l11-7z"/></svg>';
 
+function escapeHTML(str) {
+  const el = document.createElement('span');
+  el.textContent = str;
+  return el.innerHTML;
+}
+
 function renderClipCard(clip, featured) {
   const card = document.createElement('div');
   card.className = 'clip-card' + (featured ? ' clip-card-featured' : '');
-  if (clip.youtube_id) card.dataset.youtubeId = clip.youtube_id;
 
-  const hasVideo = !!clip.youtube_id;
-  const epLabel = clip.episode_number ? `Episode ${clip.episode_number}` : '';
+  const youtubeId = (clip.youtube_id || '').replace(/[^a-zA-Z0-9_-]/g, '');
+  if (youtubeId) card.dataset.youtubeId = youtubeId;
+  const hasVideo = !!youtubeId;
+  const epLabel = clip.episode_number ? `Episode ${Number(clip.episode_number)}` : '';
+  const title = escapeHTML(clip.title || '');
+  const desc = escapeHTML(clip.description || '');
 
-  const thumbStyle = clip.thumbnail
-    ? `style="background-image: url('/${clip.thumbnail}'); background-size: cover; background-position: center;"`
+  const thumbImg = clip.thumbnail && /^[\w\/.-]+$/.test(clip.thumbnail)
+    ? `<img class="clip-card-thumb" src="/${clip.thumbnail}" alt="${title}" loading="lazy">`
     : '';
 
   card.innerHTML = `
-    <div class="clip-card-inner" ${thumbStyle}>
+    <div class="clip-card-inner">
+      ${thumbImg}
       <div class="clip-card-overlay">
         <span class="clip-episode-label">${epLabel}</span>
-        <h3 class="clip-card-title">${clip.title || ''}</h3>
-        <p class="clip-card-desc">${clip.description || ''}</p>
+        <h3 class="clip-card-title">${title}</h3>
+        <p class="clip-card-desc">${desc}</p>
         ${hasVideo ? `<button class="clip-play-btn" aria-label="Play clip">${clipPlaySVG}</button>` : ''}
       </div>
     </div>
@@ -29,7 +39,7 @@ function renderClipCard(clip, featured) {
     card.querySelector('.clip-play-btn').addEventListener('click', (e) => {
       e.stopPropagation();
       const inner = card.querySelector('.clip-card-inner');
-      inner.innerHTML = `<iframe src="https://www.youtube-nocookie.com/embed/${clip.youtube_id}?autoplay=1&rel=0" frameborder="0" allow="autoplay; encrypted-media" allowfullscreen></iframe>`;
+      inner.innerHTML = `<iframe src="https://www.youtube-nocookie.com/embed/${youtubeId}?autoplay=1&rel=0" frameborder="0" allow="autoplay; encrypted-media" allowfullscreen></iframe>`;
     });
   }
 

website/sitemap.xml

@@ -246,4 +246,10 @@
     <changefreq>never</changefreq>
     <priority>0.7</priority>
   </url>
+  <url>
+    <loc>https://lukeattheroost.com/episode.html?slug=episode-35-midnight-confessions-and-unexpected-revelations</loc>
+    <lastmod>2026-03-13</lastmod>
+    <changefreq>never</changefreq>
+    <priority>0.7</priority>
+  </url>
 </urlset>