first commit

packages/core/bin/common.js

@@ -0,0 +1,19 @@
+const path = require('path');
+const { mkdir, writeFile } = require('fs/promises');
+
+const packageDir = process.cwd();
+const distDir = path.join(packageDir, 'dist');
+
+const writeJSON = async (file, data) => {
+	const filePath = path.resolve(distDir, file);
+	await mkdir(path.dirname(filePath), { recursive: true });
+	const payload = Array.isArray(data)
+		? `[\n${data.map((entry) => JSON.stringify(entry)).join(',\n')}\n]`
+		: JSON.stringify(data, null, 2);
+	await writeFile(filePath, payload, { encoding: 'utf-8' });
+};
+
+module.exports = {
+	packageDir,
+	writeJSON,
+};