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-info/bin/cli-module-info

@@ -0,0 +1,33 @@
+#!/usr/bin/env node
+/*
+ * 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.
+ */
+
+const path = require('node:path');
+
+/* eslint-disable-next-line no-restricted-syntax */
+const isLocal = require('node:fs').existsSync(
+  path.resolve(__dirname, '../src'),
+);
+
+if (!isLocal) {
+  const { runCliModule } = require('@backstage/cli-node');
+  const cliModule = require('..').default;
+  const pkg = require('../package.json');
+  runCliModule({ module: cliModule, name: pkg.name, version: pkg.version });
+} else {
+  require('@backstage/cli/config/nodeTransform.cjs');
+  require('../src/cli');
+}

packages/cli-module-info/package.json

@@ -20,7 +20,8 @@
   "main": "src/index.ts",
   "types": "src/index.ts",
   "files": [
-    "dist"
+    "dist",
+    "bin"
   ],
   "scripts": {
     "build": "backstage-cli package build",
@@ -40,5 +41,6 @@
   "devDependencies": {
     "@backstage/cli": "workspace:^",
     "@types/fs-extra": "^11.0.0"
-  }
+  },
+  "bin": "bin/cli-module-info"
 }

packages/cli-module-info/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,
+});