Restore click handler logging + use logInfo for errors (SES-safe)

SES lockdown may suppress console.error. Use logInfo for error
reporting since we know it works ([sx-ref] prefix visible).

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

shared/sx/ref/bootstrap_js.py

@@ -2515,7 +2515,7 @@ PLATFORM_ORCHESTRATION_JS = """
       if (opts.once || opts["once"]) o.once = true;
     }
     el.addEventListener(event, function(e) {
-      try { fn(e); } catch (err) { console.error("[sx-ref] event handler error:", event, err); }
+      try { fn(e); } catch (err) { logInfo("EVENT ERROR: " + event + " " + (err && err.message ? err.message : err)); console.error("[sx-ref] event handler error:", event, err); }
     }, o);
   }