Replace people detection image with video

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

Author: Gunreben

autonomy-dataset/index.html

@@ -198,9 +198,9 @@ <h3 class="title is-4">Free-space reasoning for safe navigation</h3>
           <div class="column is-6-desktop">
             <div class="showcase-card">
               <div class="showcase-image-wrapper">
-                <img src="./static/sync_data_20sec/videos/people_detection.png"
-                     alt="People detection visualization"
-                     class="showcase-image">
+                <video src="./static/sync_data_20sec/videos/people_detection_agra_pptx.mp4"
+                       autoplay muted loop playsinline
+                       class="showcase-image"></video>
               </div>
               <div class="showcase-content">
                 <p class="showcase-eyebrow">People Detection</p>