🧹 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/internal/node-utils/src/monorepo.ts

@@ -0,0 +1,46 @@
+import { dirname } from 'node:path';
+
+import {
+  getPackages as getPackagesFunc,
+  getPackagesSync as getPackagesSyncFunc,
+} from '@manypkg/get-packages';
+import { findUpSync } from 'find-up';
+
+/**
+ * 查找大仓的根目录
+ * @param cwd
+ */
+function findMonorepoRoot(cwd: string = process.cwd()) {
+  const lockFile = findUpSync('pnpm-lock.yaml', {
+    cwd,
+    type: 'file',
+  });
+  return dirname(lockFile || '');
+}
+
+/**
+ * 获取大仓的所有包
+ */
+function getPackagesSync() {
+  const root = findMonorepoRoot();
+  return getPackagesSyncFunc(root);
+}
+
+/**
+ * 获取大仓的所有包
+ */
+async function getPackages() {
+  const root = findMonorepoRoot();
+
+  return await getPackagesFunc(root);
+}
+
+/**
+ * 获取大仓指定的包
+ */
+async function getPackage(pkgName: string) {
+  const { packages } = await getPackages();
+  return packages.find((pkg) => pkg.packageJson.name === pkgName);
+}
+
+export { findMonorepoRoot, getPackage, getPackages, getPackagesSync };