Models：支持在 Web UI 里管理可见模型 (#613)

* feat(models): add WUI model visibility filter

Store provider model visibility in Web UI app config and filter the WUI model picker/model page without rewriting Hermes CLI config or canonical model IDs.

* fix(models): sync sidebar after visibility changes

packages/client/src/stores/hermes/models.ts

@@ -37,6 +37,8 @@ export const useModelsStore = defineStore('models', () => {
       providers.value = res.groups
       allProviders.value = res.allProviders
       defaultModel.value = res.default
+      const appStore = useAppStore()
+      appStore.applyAvailableModelsResponse(res)
     } catch (err) {
       console.error('Failed to fetch providers:', err)
     } finally {