Mirror updater log lines into diagnostics log

pikit-web/assets/releases.js

@@ -64,6 +64,9 @@ export function initReleaseUI({ showToast, showBusy, hideBusy, confirmAction, lo
       releaseLog.textContent = releaseLogLines.join("\n");
       releaseLog.scrollTop = 0; // keep most recent in view
     }
+    // Mirror into global diagnostics log (frontend side)
+    const lvl = msg.toLowerCase().startsWith("error") ? "error" : "info";
+    logUi(`Update: ${msg}`, lvl);
   }
 
   function setReleaseChip(state) {