feat: scaffold Astro + Tailwind project

node_modules/@astrojs/internal-helpers/dist/cli.js

@@ -0,0 +1,16 @@
+const NPM_PACKAGE_NAME_REGEX = /^(@[a-z0-9-~][a-z0-9-._~]*\/)?[a-z0-9-~][a-z0-9-._~]*$/;
+function validatePackageName(packageName) {
+  return NPM_PACKAGE_NAME_REGEX.test(packageName);
+}
+function assertValidPackageName(packageName) {
+  if (!validatePackageName(packageName)) {
+    throw new Error(
+      `Invalid package name "${packageName}". Package names must follow npm naming rules: lowercase letters, numbers, hyphens, underscores, and dots. Scoped packages like @org/package are also supported.`
+    );
+  }
+}
+export {
+  NPM_PACKAGE_NAME_REGEX,
+  assertValidPackageName,
+  validatePackageName
+};