feat: add portable server script and frontend components for model management and chat interface

app/frontend/src/components/ModelManager.jsx

@@ -1308,6 +1308,12 @@ function ModelManager({
     }
   };
 
+  const handleCancelImport = () => {
+    if (importAbortController) {
+      importAbortController.abort();
+    }
+  };
+
   const handleImportFile = (e) => {
     const file = e.target.files[0];
     if (file) {

app/frontend/src/components/TextChat.jsx

@@ -917,7 +917,6 @@ function TextChat({
                 </div>
               )}
             </div>
-            {isBusy && !loadingModel && <LoaderCircle className="progress-spinner" size={16} />}
             {selectedModel && (!status.ready || status.settings?.model !== selectedModel) && !loadingModel && (
               <button
                 className="m3-btn m3-btn-filled"

scripts/server/serve.cjs

@@ -6736,6 +6736,8 @@ async function getLlmfitRecommendations(useCase = "chat", limit = 10) {
   });
 });
 
+server.timeout = 0; // Disable socket timeout for large model uploads/downloads
+
 server.listen(PORT_FRONTEND, "0.0.0.0", () => {
   console.log("");
   console.log("  ============================================================");