plugin/auth-backend: add gitlab oauth

packages/app/src/apis.ts

@@ -27,11 +27,13 @@ import {
   GoogleAuth,
   GithubAuth,
   OktaAuth,
+  GitlabAuth,
   oauthRequestApiRef,
   OAuthRequestManager,
   googleAuthApiRef,
   githubAuthApiRef,
   oktaAuthApiRef,
+  gitlabAuthApiRef,
   storageApiRef,
   WebStorage,
 } from '@backstage/core';
@@ -102,6 +104,15 @@ export const apis = (config: ConfigApi) => {
     }),
   );
 
+  builder.add(
+    gitlabAuthApiRef,
+    GitlabAuth.create({
+      apiOrigin: 'http://localhost:7000',
+      basePath: '/auth/',
+      oauthRequestApi,
+    }),
+  );
+
   builder.add(
     techRadarApiRef,
     new TechRadar({