refactor(cli): replace esbuild with tsdown

cli/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@embrace-io/web-cli",
   "bin": {
-    "embrace-web-cli": "dist/index.js"
+    "embrace-web-cli": "dist/index.mjs"
   },
   "version": "2.9.0",
   "description": "Embrace Web CLI for uploading sourcemaps and versioning bundles",
@@ -11,14 +11,12 @@
   },
   "scripts": {
     "clean": "npx rimraf dist",
-    "compile": "tsc && esbuild src/index.ts --bundle --format=esm --platform=node --target=es2022 --outfile=dist/index.js --external:commander",
+    "compile": "npm run clean && tsc && tsdown",
     "test": "tsx --test src/**/*.test.ts",
-    "validate": "bash scripts/validate-cli.sh"
+    "validate": "tsx scripts/validate-cli.ts"
   },
   "files": [
-    "dist",
-    "LICENSE",
-    "README.md"
+    "dist"
   ],
   "bugs": {
     "url": "https://github.com/embrace-io/embrace-web-sdk/issues",

cli/scripts/validate-cli.ts

@@ -0,0 +1,43 @@
+import { execSync } from 'node:child_process';
+import { mkdtempSync, rmSync } from 'node:fs';
+import { tmpdir } from 'node:os';
+import { join } from 'node:path';
+import { COLORS, log, logSection } from '../../scripts/build-config.js';
+
+const CLI_FILE = 'dist/index.mjs';
+const cliDir = join(import.meta.dirname, '..');
+
+function run(cmd: string, cwd = cliDir) {
+  return execSync(cmd, { cwd, encoding: 'utf-8', stdio: 'pipe' });
+}
+
+logSection('CLI Validation');
+
+// ES compatibility check
+log('Checking ES compatibility...', COLORS.blue);
+run(`npx es-check es2022 ${CLI_FILE} --module --allow-hash-bang`);
+log('  ✓ ES2022 compatible', COLORS.green);
+
+// Integration test
+log('Testing CLI execution...', COLORS.blue);
+const tempDir = mkdtempSync(join(tmpdir(), 'embrace-cli-validate-'));
+
+try {
+  execSync('npm init -y', { cwd: tempDir, stdio: 'pipe' });
+  execSync(`npm install ${cliDir}`, { cwd: tempDir, stdio: 'pipe' });
+
+  const helpOutput = execSync('npx embrace-web-cli --help', {
+    cwd: tempDir,
+    encoding: 'utf-8',
+  });
+
+  if (!helpOutput.includes('Commands:')) {
+    log('  ✗ No commands found in CLI help', COLORS.red);
+    process.exit(1);
+  }
+  log('  ✓ CLI executes and has command structure', COLORS.green);
+} finally {
+  rmSync(tempDir, { recursive: true, force: true });
+}
+
+log('\n✓ All CLI validations passed!', COLORS.green + COLORS.bold);

cli/tsdown.config.ts

@@ -0,0 +1,12 @@
+import { defineConfig } from 'tsdown';
+
+export default defineConfig({
+  entry: ['src/index.ts'],
+  format: ['esm'],
+  target: 'es2022',
+  platform: 'node',
+  outDir: 'dist',
+  external: ['commander'],
+  clean: true,
+  publint: true,
+});

scripts/build-config.js

@@ -1,4 +1,4 @@
-// Shared build configuration for Embrace Web SDK
+// Shared build configuration for SDK and CLI
 
 // Maximum bundle size (gzipped) to ensure fast load times
 export const MAX_BUNDLE_SIZE_KB = 100;