Correção na abertura dos workload workbench quando não estiver disponível

content-script.js

@@ -4590,7 +4590,7 @@
         frameHost.appendChild(existingFrame);
       }
 
-      if (existingFrame.src !== frameUrl) {
+      if (shouldNavigateSpaFrame(existingFrame, frameUrl)) {
         navigateSpaFrame(existingFrame, frameUrl);
       }
 
@@ -4600,6 +4600,7 @@
     const frame = document.createElement("iframe");
     frame.id = IDS.spaFrame;
     frame.name = IDS.spaFrame;
+    frame.dataset.archPanelFrame = "spa-workbench";
     frame.setAttribute("aria-hidden", "true");
     frame.setAttribute("referrerpolicy", "no-referrer-when-downgrade");
     frame.tabIndex = -1;
@@ -4624,6 +4625,25 @@
     const existingHost = document.getElementById(IDS.spaFrameHost);
 
     if (existingHost) {
+      const desiredParent = document.body || document.documentElement;
+
+      if (desiredParent && existingHost.parentElement !== desiredParent) {
+        desiredParent.appendChild(existingHost);
+      }
+
+      Object.assign(existingHost.style, {
+        position: "fixed",
+        width: "1440px",
+        height: "1000px",
+        overflow: "hidden",
+        opacity: "0",
+        pointerEvents: "none",
+        border: "0",
+        left: "-20000px",
+        top: "0",
+        zIndex: "0",
+      });
+
       return existingHost;
     }
 
@@ -4640,20 +4660,31 @@
       border: "0",
       left: "-20000px",
       top: "0",
-      zIndex: "-1",
+      zIndex: "0",
     });
 
-    document.documentElement.appendChild(host);
+    (document.body || document.documentElement).appendChild(host);
 
     return host;
   }
 
+  function shouldNavigateSpaFrame(frame, frameUrl) {
+    const currentSrc = cleanString(frame.getAttribute("src") || frame.src);
+
+    if (!currentSrc || currentSrc === "about:blank") {
+      return true;
+    }
+
+    try {
+      return new URL(currentSrc, window.location.href).toString() !== frameUrl;
+    } catch {
+      return currentSrc !== frameUrl;
+    }
+  }
+
   function navigateSpaFrame(frame, frameUrl) {
     frame.dataset.archPanelLoaded = "false";
-    frame.removeAttribute("src");
-    window.setTimeout(() => {
-      frame.src = frameUrl;
-    }, 0);
+    frame.src = frameUrl;
   }
 
   function waitForFrameLoad(frame) {