feat: 添加完整的前端管理系统 (VbenAdmin)

- 添加基于 VbenAdmin + Vue3 + Element Plus 的前端管理系统
- 包含完整的 UI 组件库和工具链
- 支持多应用架构 (web-ele, backend-mock, playground)
- 包含完整的开发规范和配置
- 修复 admin 目录的子模块问题，确保正确提交

admin/scripts/vsh/src/code-workspace/index.ts

@@ -0,0 +1,78 @@
+import type { CAC } from 'cac';
+
+import { join, relative } from 'node:path';
+
+import {
+  colors,
+  consola,
+  findMonorepoRoot,
+  getPackages,
+  gitAdd,
+  outputJSON,
+  prettierFormat,
+  toPosixPath,
+} from '@vben/node-utils';
+
+const CODE_WORKSPACE_FILE = join('vben-admin.code-workspace');
+
+interface CodeWorkspaceCommandOptions {
+  autoCommit?: boolean;
+  spaces?: number;
+}
+
+async function createCodeWorkspace({
+  autoCommit = false,
+  spaces = 2,
+}: CodeWorkspaceCommandOptions) {
+  const { packages, rootDir } = await getPackages();
+
+  let folders = packages.map((pkg) => {
+    const { dir, packageJson } = pkg;
+    return {
+      name: packageJson.name,
+      path: toPosixPath(relative(rootDir, dir)),
+    };
+  });
+
+  folders = folders.filter(Boolean);
+
+  const monorepoRoot = findMonorepoRoot();
+  const outputPath = join(monorepoRoot, CODE_WORKSPACE_FILE);
+  await outputJSON(outputPath, { folders }, spaces);
+
+  await prettierFormat(outputPath);
+  if (autoCommit) {
+    await gitAdd(CODE_WORKSPACE_FILE, monorepoRoot);
+  }
+}
+
+async function runCodeWorkspace({
+  autoCommit,
+  spaces,
+}: CodeWorkspaceCommandOptions) {
+  await createCodeWorkspace({
+    autoCommit,
+    spaces,
+  });
+  if (autoCommit) {
+    return;
+  }
+  consola.log('');
+  consola.success(colors.green(`${CODE_WORKSPACE_FILE} is updated!`));
+  consola.log('');
+}
+
+function defineCodeWorkspaceCommand(cac: CAC) {
+  cac
+    .command('code-workspace')
+    .usage('Update the `.code-workspace` file')
+    .option('--spaces [number]', '.code-workspace JSON file spaces.', {
+      default: 2,
+    })
+    .option('--auto-commit', 'auto commit .code-workspace JSON file.', {
+      default: false,
+    })
+    .action(runCodeWorkspace);
+}
+
+export { defineCodeWorkspaceCommand };