Releasing: Utilizing Github Actions and Tagging for release. (#2852)

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
Co-authored-by: N. Taylor Mullen <ntaylormullen@google.com>

scripts/prepare-package.js

@@ -0,0 +1,51 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import fs from 'fs';
+import path from 'path';
+import { fileURLToPath } from 'url';
+
+// ES module equivalent of __dirname
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
+const rootDir = path.resolve(__dirname, '..');
+
+function copyFiles(packageName, filesToCopy) {
+  const packageDir = path.resolve(rootDir, 'packages', packageName);
+  if (!fs.existsSync(packageDir)) {
+    console.error(`Error: Package directory not found at ${packageDir}`);
+    process.exit(1);
+  }
+
+  console.log(`Preparing package: ${packageName}`);
+  for (const [source, dest] of Object.entries(filesToCopy)) {
+    const sourcePath = path.resolve(rootDir, source);
+    const destPath = path.resolve(packageDir, dest);
+    try {
+      fs.copyFileSync(sourcePath, destPath);
+      console.log(`Copied ${source} to packages/${packageName}/`);
+    } catch (err) {
+      console.error(`Error copying ${source}:`, err);
+      process.exit(1);
+    }
+  }
+}
+
+// Prepare 'core' package
+copyFiles('core', {
+  'README.md': 'README.md',
+  LICENSE: 'LICENSE',
+  '.npmrc': '.npmrc',
+});
+
+// Prepare 'cli' package
+copyFiles('cli', {
+  'README.md': 'README.md',
+  LICENSE: 'LICENSE',
+});
+
+console.log('Successfully prepared all packages.');