exposes the techdocs plugin as an alpha plugin

Signed-off-by: Oleg S <97077423+RobotSail@users.noreply.github.com>

plugins/techdocs-backend/alpha-api-report.md

@@ -0,0 +1,12 @@
+## API Report File for "@backstage/plugin-techdocs-backend"
+
+> Do not edit this file. It is a report generated by [API Extractor](https://api-extractor.com/).
+
+```ts
+import { BackendFeature } from '@backstage/backend-plugin-api';
+
+// @alpha
+export const techdocsPlugin: () => BackendFeature;
+
+// (No @packageDocumentation comment for this package)
+```

plugins/techdocs-backend/api-report.md

@@ -5,7 +5,6 @@
 ```ts
 /// <reference types="node" />
 
-import { BackendFeature } from '@backstage/backend-plugin-api';
 import { CatalogApi } from '@backstage/catalog-client';
 import { CatalogClient } from '@backstage/catalog-client';
 import { Config } from '@backstage/config';
@@ -130,8 +129,5 @@ export type TechDocsCollatorOptions = {
 
 export { TechDocsDocument };
 
-// @public
-export const techdocsPlugin: () => BackendFeature;
-
 export * from '@backstage/plugin-techdocs-node';
 ```

plugins/techdocs-backend/package.json

@@ -10,6 +10,21 @@
     "main": "dist/index.cjs.js",
     "types": "dist/index.d.ts"
   },
+  "exports": {
+    ".": "./src/index.ts",
+    "./alpha": "./src/alpha.ts",
+    "./package.json": "./package.json"
+  },
+  "typesVersions": {
+    "*": {
+      "alpha": [
+        "src/alpha.ts"
+      ],
+      "package.json": [
+        "package.json"
+      ]
+    }
+  },
   "backstage": {
     "role": "backend-plugin"
   },

plugins/techdocs-backend/src/alpha.ts

@@ -0,0 +1,16 @@
+/*
+ * Copyright 2023 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.
+ */
+export { techdocsPlugin } from './plugin';

plugins/techdocs-backend/src/index.ts

@@ -37,7 +37,6 @@ export type {
   TechDocsCollatorFactoryOptions,
   TechDocsCollatorOptions,
 } from './search';
-export { techdocsPlugin } from './plugin';
 
 /**
  * @deprecated Use directly from @backstage/plugin-techdocs-node

plugins/techdocs-backend/src/plugin.ts

@@ -30,11 +30,11 @@ import {
   Publisher,
 } from '@backstage/plugin-techdocs-node';
 import Docker from 'dockerode';
-import { createRouter } from './service';
+import { createRouter } from '@backstage/plugin-techdocs-backend';
 
 /**
  * The TechDocs plugin is responsible for serving and building documentation for any entity.
- * @public
+ * @alpha
  */
 export const techdocsPlugin = createBackendPlugin({
   pluginId: 'techdocs-backend',