chore(renderer): 初始渲染器时默认处于 loading 中

apps/renderer/src/App.vue

@@ -49,7 +49,7 @@ interface InitParams {
 // 响应式状态
 const renderer = ref();
 const lowCodeService = new LowCodeService();
-const isLoading = ref(false);
+const isLoading = ref(true);
 const provider = ref(null);
 const loadingInstance = ref(null);
 const errorMessage = ref('');