Add bin entry points for standalone CLI module execution

Each CLI module package now includes a bin script and cli.ts entry
point, allowing modules to be executed directly via npx without
being wired into the main @backstage/cli package.

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>
Made-with: Cursor

packages/cli-module-new/src/cli.ts

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2024 The Backstage Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { runCliModule } from '@backstage/cli-node';
+import cliModule from './index';
+
+const pkg = require('../package.json') as { name: string; version: string };
+
+runCliModule({
+  module: cliModule,
+  name: pkg.name,
+  version: pkg.version,
+});