Add working sample loader

index.html

@@ -957,13 +957,14 @@ document.addEventListener('DOMContentLoaded', async () => {
   });
 
   document.getElementById('load-random-btn').addEventListener('click', async () => {
-    showStatus('load-status', 'Loading from HuggingFace...', 'info');
+    showStatus('load-status', 'Loading sample...', 'info');
     try {
-      // Note: This would need CORS headers from HF or a proxy
-      // For now, show instructions
-      showStatus('load-status',
-        'Direct HF loading requires CORS. Download the dataset and paste JSON here.',
-        'info');
+      const resp = await fetch('samples.json');
+      if (!resp.ok) throw new Error('Failed to load samples.json');
+      const samples = await resp.json();
+      const randomSample = samples[Math.floor(Math.random() * samples.length)];
+      loadAndReplay([randomSample]);
+      showStatus('load-status', `Loaded ${randomSample.gameType} sample`, 'success');
     } catch (err) {
       showStatus('load-status', err.message, 'error');
     }