fix bug when enabled removed

src/renderer/src/services/WebSearchService.ts

@@ -66,7 +66,7 @@ class WebSearchService {
     let provider = providers.find((provider) => provider.id === defaultProvider)
 
     if (!provider) {
-      provider = providers.find((p) => p.enabled) || providers[0]
+      provider = providers[0]
       if (provider) {
         // 可选：自动更新默认提供商
         store.dispatch(setDefaultProvider(provider.id))

src/renderer/src/store/websearch.ts

@@ -14,13 +14,11 @@ const initialState: WebSearchState = {
     {
       id: 'tavily',
       name: 'Tavily',
-      enabled: false,
       apiKey: ''
     },
     {
       id: 'searxng',
       name: 'Searxng',
-      enabled: false,
       apiHost: ''
     }
   ],