fix(webui): nudge model setup on blocked submit

webui/src/components/thread/ThreadComposer.tsx

@@ -1036,6 +1036,7 @@ export function ThreadComposer({
   } | null>(null);
   const [inlineError, setInlineError] = useState<string | null>(null);
   const [sendPending, setSendPending] = useState(false);
+  const [modelSetupAttentionRequest, setModelSetupAttentionRequest] = useState(0);
   const interactionDisabled = !!disabled || sendPending;
   const [voiceErrorFading, setVoiceErrorFading] = useState(false);
   const [slashMenuDismissed, setSlashMenuDismissed] = useState(false);
@@ -2008,7 +2009,9 @@ export function ThreadComposer({
 
   const submit = useCallback(() => {
     if (modelNeedsSetup) {
-      onModelBadgeClick?.();
+      if (hasComposerContent) {
+        setModelSetupAttentionRequest((request) => request + 1);
+      }
       return;
     }
     if (!canSend) return;
@@ -2112,11 +2115,11 @@ export function ThreadComposer({
     clear,
     clearComposerText,
     hasTouchPrimaryPointer,
+    hasComposerContent,
     handleStop,
     isStreaming,
     maxTextBytes,
     modelNeedsSetup,
-    onModelBadgeClick,
     onSend,
     onStop,
     onQuotedContextChange,
@@ -2546,6 +2549,7 @@ export function ThreadComposer({
                 provider={modelProvider}
                 providerLabel={modelProviderLabel}
                 needsSetup={modelNeedsSetup}
+                attentionRequest={modelSetupAttentionRequest}
                 fallbackModelName={fallbackModelName}
                 isHero={isHero}
                 onClick={modelNeedsSetup ? onModelBadgeClick : undefined}