UI (model selection): hide unavailable model options

app/components/model-config.tsx

@@ -25,9 +25,11 @@ export function ModelConfigList(props: {
             );
           }}
         >
-          {allModels.map((v, i) => (
+          {allModels
-            <option value={v.name} key={i} disabled={!v.available}>
+            .filter((v) => v.available)
-              {v.name}
+            .map((v, i) => (
+              <option value={v.name} key={i}>
+                {v.displayName}
               </option>
             ))}
         </Select>