Show newest actionable events on top to prevent misclicks

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/client/hud/layers/ActionableEvents.ts

@@ -303,7 +303,7 @@ export class ActionableEvents extends LitElement implements Controller {
       const aPrior = a.priority ?? 100000;
       const bPrior = b.priority ?? 100000;
       if (aPrior === bPrior) {
-        return a.createdAt - b.createdAt;
+        return b.createdAt - a.createdAt;
       }
       return bPrior - aPrior;
     });