Improved video handling in quote

src/snek/static/message-list.js

@@ -34,6 +34,12 @@ export class ReplyEvent extends Event {
       img.replaceWith(document.createTextNode(src));
     });
 
+     // Replace <video> with just their src
+    newMessage.querySelectorAll('video').forEach(vid => {
+      const src = vid.src || vid.currentSrc || vid.querySelector('source').src;
+      vid.replaceWith(document.createTextNode(src));
+    });
+
     // Replace <iframe> with their src
     newMessage.querySelectorAll('iframe').forEach(iframe => {
       const src = iframe.src || iframe.currentSrc;