feat: add text truncation hook and marquee support (#217)

Introduce a hook to detect text truncation for dynamic UI updates
Replace static marquee spans with a reusable marquee component in files and labels
Enable copying of terminal selection on mouse up and touch end

packages/ui/src/index.css

@@ -644,7 +644,7 @@ html:not(.dark) .chat-scroll {
   white-space: nowrap;
 }
 
-.group:hover .marquee-text,
-.marquee-text:hover {
+.group:hover .marquee-text--active,
+.marquee-text--active:hover {
   animation: marquee-scroll 5s linear infinite alternate;
 }