修复客户端常用设置读写卡顿

移除常用设置读取和保存后的外部诊断调用
减少配置读取时的重复权限修复和保存后的重复回读
补充常用设置无需外部诊断的原因注释

apps/ai-game-creator-shell/src/features/runtime-config/RuntimeConfigDialog.tsx

@@ -470,6 +470,7 @@ export function RuntimeConfigDialog({
     }));
   }
 
+  // 常用设置仅调整运行参数，读写时无需外部诊断，避免进程探测拖慢页面加载和保存反馈。
   async function readRuntimeConfig() {
     if (runtimeConfigBusyRef.current) {
       return;
@@ -494,15 +495,6 @@ export function RuntimeConfigDialog({
       );
       setRuntimeConfigDraft(config);
       setRuntimeConfigStatus(`已读取：${result.path}`);
-      try {
-        const status = await invoke<GameCreatorLlmConfigStatus>(
-          'check_game_creator_llm_config',
-        );
-        setEffectiveLlmConfigStatus(status);
-      } catch {
-        // Older test fixtures and non-Tauri previews may not expose the
-        // diagnostic command; the config read itself remains usable.
-      }
       onLog?.('runtime_config.read');
     } catch (error) {
       setRuntimeConfigStatus(
@@ -551,15 +543,6 @@ export function RuntimeConfigDialog({
       );
       setRuntimeConfigDraft(savedConfig);
       setRuntimeConfigStatus(`已保存：${result.path}`);
-      try {
-        const status = await invoke<GameCreatorLlmConfigStatus>(
-          'check_game_creator_llm_config',
-        );
-        setEffectiveLlmConfigStatus(status);
-      } catch {
-        // Keep the last safe status when the optional diagnostic refresh is
-        // unavailable in a preview or test fixture.
-      }
       setRuntimeConfigToast({
         tone: 'success',
         message: '保存成功，新的运行时配置已生效',