Add centralized mapping for known plugin packages in knownPluginPackages.ts

Signed-off-by: Vincenzo Scamporlino <vincenzos@spotify.com>

packages/cli-module-maintenance/src/commands/repo/fix.ts

@@ -30,6 +30,7 @@ import {
   extname,
 } from 'node:path';
 import { targetPaths } from '@backstage/cli-common';
+import { knownBackendPluginPackageNameByPluginId } from '../../../../lib/knownPluginPackages';
 
 const SCRIPT_EXTS = ['.js', '.jsx', '.ts', '.tsx', '.json'];
 
@@ -347,23 +348,6 @@ export function fixPluginId(pkg: FixablePackage) {
   }
 }
 
-export const knownBackendPluginPackageNameByPluginId = Object.fromEntries(
-  [
-    'app',
-    'auth',
-    'catalog',
-    'events',
-    'kubernetes',
-    'notifications',
-    'permission',
-    'proxy',
-    'scaffolder',
-    'search',
-    'signals',
-    'techdocs',
-  ].map(pluginId => [pluginId, `@backstage/plugin-${pluginId}-backend`]),
-);
-
 const pluginPackageRoles: Array<string | undefined> = [
   'frontend-plugin',
   'backend-plugin',

packages/cli-module-new/src/lib/preparation/collectPortableTemplateInput.ts

@@ -27,19 +27,10 @@ import {
 } from '../types';
 import { PortableTemplate } from '../types';
 import { resolvePackageParams } from './resolvePackageParams';
-import { knownBackendPluginPackageNameByPluginId } from '../../../maintenance/commands/repo/fix';
-
-const knownFrontendPluginPackageNameByPluginId: Record<string, string> = {
-  app: '@backstage/plugin-app',
-  auth: '@backstage/plugin-auth',
-  catalog: '@backstage/plugin-catalog',
-  kubernetes: '@backstage/plugin-kubernetes',
-  notifications: '@backstage/plugin-notifications',
-  scaffolder: '@backstage/plugin-scaffolder',
-  search: '@backstage/plugin-search',
-  signals: '@backstage/plugin-signals',
-  techdocs: '@backstage/plugin-techdocs',
-};
+import {
+  knownBackendPluginPackageNameByPluginId,
+  knownFrontendPluginPackageNameByPluginId,
+} from '../../../../lib/knownPluginPackages';
 
 type CollectTemplateParamsOptions = {
   config: PortableTemplateConfig;

packages/cli/src/lib/knownPluginPackages.ts

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2025 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 knownPluginIds = [
+  'app',
+  'auth',
+  'catalog',
+  'events',
+  'kubernetes',
+  'notifications',
+  'permission',
+  'proxy',
+  'scaffolder',
+  'search',
+  'signals',
+  'techdocs',
+];
+
+export const knownBackendPluginPackageNameByPluginId: Record<string, string> =
+  Object.fromEntries(
+    knownPluginIds.map(pluginId => [
+      pluginId,
+      `@backstage/plugin-${pluginId}-backend`,
+    ]),
+  );
+
+export const knownFrontendPluginPackageNameByPluginId: Record<string, string> =
+  Object.fromEntries(
+    knownPluginIds.map(pluginId => [pluginId, `@backstage/plugin-${pluginId}`]),
+  );