Use document.write for synchronous Qt script loading

- In Qt environment, use document.write to load Qt scripts synchronously
- This ensures QWebChannel and overlay.js are available before template's inline scripts run
- Async loading was causing templates to fail because overlay object wasn't ready

mbetterclient/web_dashboard/static/js/overlay-web-adapter.js

@@ -41,37 +41,19 @@
         
         originalConsoleLog('[WebAdapter] Loading Qt scripts for Qt environment');
         
-        // Load qwebchannel.js
-        const qwebchannelScript = document.createElement('script');
-        qwebchannelScript.src = 'qrc:///qtwebchannel/qwebchannel.js';
-        document.head.appendChild(qwebchannelScript);
-        
-        // Load overlay.js
-        const overlayScript = document.createElement('script');
-        overlayScript.src = 'overlay://overlay.js';
-        document.head.appendChild(overlayScript);
+        // Use document.write for synchronous loading in Qt environment
+        // This ensures scripts are loaded before template's inline scripts run
+        document.write('<script src="qrc:///qtwebchannel/qwebchannel.js"><\/script>');
+        document.write('<script src="overlay://overlay.js"><\/script>');
         
         return true;
     };
     
-    // If already in Qt environment, load Qt scripts and provide temporary overlay
+    // If already in Qt environment, load Qt scripts synchronously and exit
     if (isQtEnvironment) {
-        originalConsoleLog('[WebAdapter] Qt environment detected, loading Qt scripts');
-        
-        // Provide temporary overlay object with log function until Qt's overlay.js loads
-        // This prevents errors from template's console.log override that runs immediately
-        window.overlay = window.overlay || {
-            log: function(message) {
-                originalConsoleLog('[Overlay]', message);
-            }
-        };
-        
-        // Load Qt scripts when DOM is ready
-        if (document.readyState === 'loading') {
-            document.addEventListener('DOMContentLoaded', window.loadQtScripts);
-        } else {
+        originalConsoleLog('[WebAdapter] Qt environment detected, loading Qt scripts synchronously');
+        // Load Qt scripts immediately using document.write for synchronous loading
         window.loadQtScripts();
-        }
         return;
     }