perf: remove all delays, set iframe src directly in HTML for max speed

resources/themes/atom/views/client/nitro.blade.php

@@ -797,7 +797,6 @@
 (function() {
     var overlay = document.getElementById('clientOverlay');
     var iframe = document.getElementById('nitro');
-    var startTime = Date.now();
     var hidden = false;
     function hideOverlay() {
         if (!hidden) {
@@ -810,11 +809,9 @@
         var poll = setInterval(function() {
             try {
                 var doc = iframe.contentDocument || iframe.contentWindow?.document;
-                if (doc && doc.querySelector('canvas')) {
-                    clearInterval(poll);
-                    var elapsed = Date.now() - startTime;
-                    var minWait = Math.max(0, 3000 - elapsed);
-                    setTimeout(hideOverlay, minWait);
+                    if (doc && doc.querySelector('canvas')) {
+                        clearInterval(poll);
+                        hideOverlay();
                 }
             } catch(e) {}
         }, 200);
@@ -824,20 +821,9 @@
 </script>
  @endif
 
- <iframe id="nitro" src="about:blank" data-src="{{ $nitroUrl }}"
+ <iframe id="nitro" src="{{ $nitroUrl }}"
  class="absolute top-0 left-0 m-0 h-full w-full overflow-hidden border-none p-0"></iframe>
 
- <script>
- (function() {
-     var iframe = document.getElementById('nitro');
-     if (iframe && (!iframe.src || iframe.src === 'about:blank')) {
-         setTimeout(function() {
-             iframe.src = iframe.getAttribute('data-src');
-         }, 500);
-     }
- })();
- </script>
-
  {{-- Disconnected Message --}}
  <div id="disconnected" class="hidden" style="position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: 10000;">
  <div style="position: absolute; width: 100%; height: 100%; background: rgba(0,0,0,0.7);"></div>