perf(cli): improve cli boot time (#10780)

* chore: test

* perf(cli): improve cli boot time

packages/vant-cli/src/cli.ts

@@ -1,25 +1,26 @@
 import { Command } from 'commander';
 
-import {
-  dev,
-  lint,
-  test,
-  clean,
-  build,
-  release,
-  changelog,
-  buildSite,
-  commitLint,
-  cliVersion,
-} from './index.js';
+import { cliVersion } from './index.js';
 
 const program = new Command();
 
 program.version(`@vant/cli ${cliVersion}`);
 
-program.command('dev').description('Run dev server').action(dev);
+program
+  .command('dev')
+  .description('Run dev server')
+  .action(async () => {
+    const { dev } = await import('./commands/dev.js');
+    return dev();
+  });
 
-program.command('lint').description('Run eslint and stylelint').action(lint);
+program
+  .command('lint')
+  .description('Run eslint and stylelint')
+  .action(async () => {
+    const { lint } = await import('./commands/lint.js');
+    return lint();
+  });
 
 program
   .command('test')
@@ -45,34 +46,58 @@ program
     'Run all tests serially in the current process, rather than creating a worker pool of child processes that run tests'
   )
   .option('--debug', 'Print debugging info about your Jest config')
-  .action(test);
+  .action(async (options) => {
+    const { test } = await import('./commands/jest.js');
+    return test(options);
+  });
 
-program.command('clean').description('Clean all dist files').action(clean);
+program
+  .command('clean')
+  .description('Clean all dist files')
+  .action(async () => {
+    const { clean } = await import('./commands/clean.js');
+    return clean();
+  });
 
 program
   .command('build')
   .description('Compile components in production mode')
-  .action(build);
+  .action(async () => {
+    const { build } = await import('./commands/build.js');
+    return build();
+  });
 
 program
   .command('release')
   .description('Compile components and release it')
   .option('--tag <tag>', 'Release tag')
-  .action(release);
+  .action(async (options) => {
+    const { release } = await import('./commands/release.js');
+    return release(options);
+  });
 
 program
   .command('build-site')
   .description('Compile site in production mode')
-  .action(buildSite);
+  .action(async () => {
+    const { buildSite } = await import('./commands/build-site.js');
+    return buildSite();
+  });
 
 program
   .command('changelog')
   .description('Generate changelog')
-  .action(changelog);
+  .action(async () => {
+    const { changelog } = await import('./commands/changelog.js');
+    return changelog();
+  });
 
 program
   .command('commit-lint <gitParams>')
   .description('Lint commit message')
-  .action(commitLint);
+  .action(async (gitParams) => {
+    const { commitLint } = await import('./commands/commit-lint.js');
+    return commitLint(gitParams);
+  });
 
 program.parse();