jenkins - Deprecated legacy backend (#2050)

Signed-off-by: Andre Wanlin <awanlin@spotify.com>

workspaces/jenkins/.changeset/modern-books-give.md

@@ -0,0 +1,5 @@
+---
+'@backstage-community/plugin-jenkins-backend': patch
+---
+
+Deprecated `createRouter` and its router options in favour of the new backend system.

workspaces/jenkins/plugins/jenkins-backend/report.api.md

@@ -16,7 +16,7 @@ import { LoggerService } from '@backstage/backend-plugin-api';
 import { PermissionAuthorizer } from '@backstage/plugin-permission-common';
 import { PermissionEvaluator } from '@backstage/plugin-permission-common';
 
-// @public (undocumented)
+// @public @deprecated (undocumented)
 export function createRouter(options: RouterOptions): Promise<express.Router>;
 
 // @public
@@ -142,7 +142,7 @@ export interface JenkinsInstanceConfig {
 const jenkinsPlugin: BackendFeature;
 export default jenkinsPlugin;
 
-// @public (undocumented)
+// @public @deprecated (undocumented)
 export interface RouterOptions {
   // (undocumented)
   auth?: AuthService;

workspaces/jenkins/plugins/jenkins-backend/src/service/router.ts

@@ -38,7 +38,10 @@ import {
   LoggerService,
 } from '@backstage/backend-plugin-api';
 
-/** @public */
+/**
+ * @deprecated Please migrate to the new backend system as this will be removed in the future.
+ *
+ * @public */
 export interface RouterOptions {
   logger: LoggerService;
   jenkinsInfoProvider: JenkinsInfoProvider;
@@ -48,7 +51,10 @@ export interface RouterOptions {
   httpAuth?: HttpAuthService;
 }
 
-/** @public */
+/**
+ * @deprecated Please migrate to the new backend system as this will be removed in the future.
+ *
+ * @public */
 export async function createRouter(
   options: RouterOptions,
 ): Promise<express.Router> {