fix: locales, empty link in add worker

src/pages/cluster-management/components/add-worker/select-vendor.tsx

@@ -36,9 +36,7 @@ const SelectVendor: React.FC<AddWorkerStepProps> = ({ disabled }) => {
   // for the Kubernetes provider; other providers stay single-select.
   const multiCapable = provider === ProviderValueMap.Kubernetes;
 
-  const [selectedKeys, setSelectedKeys] = useState<string[]>([
-    GPUDriverMap.NVIDIA
-  ]);
+  const [selectedKeys, setSelectedKeys] = useState<string[]>([]);
 
   // No vendor is gated anymore — every card stays selectable.
   const availableKeys = undefined;
@@ -49,18 +47,6 @@ const SelectVendor: React.FC<AddWorkerStepProps> = ({ disabled }) => {
     {}
   );
 
-  // Push current selection into the shared summary so consumers
-  // (K8sRunCommand, CheckEnvironment, VendorNotes) can read it.
-  useEffect(() => {
-    const primary = selectedKeys[0] || '';
-    updateField('currentGPU', primary);
-    updateField('selectedGPUs', selectedKeys);
-    updateField(
-      'workerCommand',
-      primary ? buildWorkerCommand(primary, itemMetaRef.current[primary]) : null
-    );
-  }, [selectedKeys]);
-
   useEffect(() => {
     const unregister1 = registerField('currentGPU');
     const unregister2 = registerField('workerCommand');
@@ -72,6 +58,29 @@ const SelectVendor: React.FC<AddWorkerStepProps> = ({ disabled }) => {
     };
   }, []);
 
+  const buildSelectedKeys = (key: string) => {
+    const prev = [...selectedKeys];
+    const has = prev.includes(key);
+    if (has) {
+      // Clicking a selected card always toggles it off.
+      return prev.filter((v) => v !== key);
+    }
+    // K8s clusters support multiple GPU runtimes, so accumulate picks.
+    // Other providers stay single-select and replace the current pick.
+    if (multiCapable) return [...prev, key];
+    return [key];
+  };
+
+  const updateFieldsOnSelect = (keys: string[]) => {
+    const primary = keys[0] || '';
+    updateField('currentGPU', primary);
+    updateField('selectedGPUs', keys);
+    updateField(
+      'workerCommand',
+      primary ? buildWorkerCommand(primary, itemMetaRef.current[primary]) : null
+    );
+  };
+
   const handleSelect = (key: string, item: any) => {
     if (item) {
       itemMetaRef.current[key] = {
@@ -79,19 +88,25 @@ const SelectVendor: React.FC<AddWorkerStepProps> = ({ disabled }) => {
         link: item.link
       };
     }
-    setSelectedKeys((prev) => {
-      const has = prev.includes(key);
-      if (has) {
-        // Clicking a selected card always toggles it off.
-        return prev.filter((v) => v !== key);
-      }
-      // K8s clusters support multiple GPU runtimes, so accumulate picks.
-      // Other providers stay single-select and replace the current pick.
-      if (multiCapable) return [...prev, key];
-      return [key];
-    });
+    const keys = buildSelectedKeys(key);
+    updateFieldsOnSelect(keys);
+    setSelectedKeys(keys);
   };
 
+  useEffect(() => {
+    // init a default selection
+    handleSelect(GPUDriverMap.NVIDIA, {
+      label: 'NVIDIA',
+      hiddenTitle: true,
+      value: GPUDriverMap.NVIDIA,
+      description: '',
+      key: GPUDriverMap.NVIDIA,
+      locale: false,
+      notes: AddWorkerDockerNotes[GPUDriverMap.NVIDIA],
+      link: 'https://docs.gpustack.ai/latest/installation/requirements/#nvidia-gpu'
+    });
+  }, []);
+
   return (
     <StepCollapse
       disabled={disabled}