feat: 大量优化和bug修复

server/api/health.get.ts

@@ -1,20 +1,4 @@
-// server/api/health.get.ts - 服务健康检查接口
-import { apiOk } from "~~/server/utils/response";
-import { SERVICE_VERSION } from "~~/server/utils/runtimeState";
-import { getSysConfig } from "~~/server/utils/sysConfig";
-
-/**
- * 健康检查不需要鉴权
- *
- * 这个接口用于部署平台、Docker healthcheck 或人工确认服务是否启动；
- * 返回模型名，但不返回 API Key、baseURL 或其他敏感配置
- */
-export default defineEventHandler(async () => {
-  const cfg = await getSysConfig();
-  return apiOk({
-    status: "ok" as const,
-    message: "AI题库服务运行正常",
-    version: SERVICE_VERSION,
-    model: cfg.openAiModel
-  });
+// server/api/health.get.ts - 服务健康检查接口，无需鉴权
+export default defineEventHandler(() => {
+  return { status: "ok" };
 });