feat: add bridgeable build cli

src/pack.js

@@ -0,0 +1,28 @@
+import { existsSync, mkdirSync, rmSync } from 'node:fs';
+import { dirname, resolve } from 'node:path';
+import { spawnSync } from 'node:child_process';
+
+export const packDist = ({ distDir, outFile }) => {
+  const absoluteDist = resolve(distDir);
+  const absoluteOut = resolve(outFile);
+
+  if (!existsSync(absoluteDist)) {
+    throw new Error(`Cannot pack missing dist directory: ${absoluteDist}`);
+  }
+
+  mkdirSync(dirname(absoluteOut), { recursive: true });
+  rmSync(absoluteOut, { force: true });
+
+  const result = spawnSync('zip', ['-qr', absoluteOut, '.'], {
+    cwd: absoluteDist,
+    stdio: 'inherit'
+  });
+
+  if (result.error) {
+    throw result.error;
+  }
+
+  if (result.status !== 0) {
+    throw new Error(`zip exited with status ${result.status}`);
+  }
+};