Debug: log every bind-event click handler firing

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

shared/sx/ref/orchestration.sx

@@ -373,6 +373,7 @@
       (when listen-target
         (dom-add-listener listen-target event-name
           (fn (e)
+            (log-info (str "sx:bind-event fired: " event-name " on " (dom-tag-name el)))
             (let ((should-fire true))
               ;; Changed modifier: skip if value unchanged
               (when (get mods "changed")