🧹 清理重复配置文件

- 删除根目录中重复的 NestJS 配置文件
- 删除 tsconfig.json, tsconfig.build.json, eslint.config.mjs, .prettierrc
- 保留 wwjcloud-nest/ 目录中的完整配置
- 避免配置冲突，确保项目结构清晰

admin-vben/apps/backend-mock/api/auth/refresh.post.ts

@@ -0,0 +1,33 @@
+import {
+  clearRefreshTokenCookie,
+  getRefreshTokenFromCookie,
+  setRefreshTokenCookie,
+} from '~/utils/cookie-utils';
+import { verifyRefreshToken } from '~/utils/jwt-utils';
+import { forbiddenResponse } from '~/utils/response';
+
+export default defineEventHandler(async (event) => {
+  const refreshToken = getRefreshTokenFromCookie(event);
+  if (!refreshToken) {
+    return forbiddenResponse(event);
+  }
+
+  clearRefreshTokenCookie(event);
+
+  const userinfo = verifyRefreshToken(refreshToken);
+  if (!userinfo) {
+    return forbiddenResponse(event);
+  }
+
+  const findUser = MOCK_USERS.find(
+    (item) => item.username === userinfo.username,
+  );
+  if (!findUser) {
+    return forbiddenResponse(event);
+  }
+  const accessToken = generateAccessToken(findUser);
+
+  setRefreshTokenCookie(event, refreshToken);
+
+  return accessToken;
+});