chore(node-utils): migrate build to tsdown

internal/node-utils/scripts/build.mjs

@@ -0,0 +1,37 @@
+import { spawnSync } from 'node:child_process';
+
+const pnpmCommand =
+  process.env.npm_execpath &&
+  process.env.npm_execpath.endsWith('.cjs')
+    ? [process.execPath, process.env.npm_execpath]
+    : [process.platform === 'win32' ? 'pnpm.cmd' : 'pnpm'];
+
+const steps = [
+  ['exec', 'tsdown', '--no-dts'],
+  [
+    'exec',
+    'tsc',
+    '-p',
+    'tsconfig.build.json',
+    '--emitDeclarationOnly',
+    '--declaration',
+    '--outDir',
+    'dist',
+  ],
+];
+
+for (const args of steps) {
+  const [command, ...commandArgs] = pnpmCommand;
+  const result = spawnSync(command, [...commandArgs, ...args], {
+    shell: false,
+    stdio: 'inherit',
+  });
+
+  if (result.error) {
+    throw result.error;
+  }
+
+  if (result.status !== 0) {
+    process.exit(result.status ?? 1);
+  }
+}