feat(backend/oauth): allow CORS for token endpoint (#12814)

* feat(backend/oauth): allow CORS for token endpoint

* no need to explicitly set origin to `*`

* Update CHANGELOG.md

1 files changed, 6 insertions, 0 deletions

diff --git a/packages/backend/src/server/WellKnownServerService.ts b/packages/backend/src/server/WellKnownServerService.ts
index 8fc3c96de6..c3eaf53a14 100644
--- a/packages/backend/src/server/WellKnownServerService.ts
+++ b/packages/backend/src/server/WellKnownServerService.ts
@@ -16,6 +16,7 @@ import * as Acct from '@/misc/acct.js';
 import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import { bindThis } from '@/decorators.js';
 import { NodeinfoServerService } from './NodeinfoServerService.js';
+import { OAuth2ProviderService } from './oauth/OAuth2ProviderService.js';
 import type { FindOptionsWhere } from 'typeorm';
 import type { FastifyInstance, FastifyPluginOptions } from 'fastify';
 
@@ -30,6 +31,7 @@ export class WellKnownServerService {
 
 		private nodeinfoServerService: NodeinfoServerService,
 		private userEntityService: UserEntityService,
+		private oauth2ProviderService: OAuth2ProviderService,
 	) {
 		//this.createServer = this.createServer.bind(this);
 	}
@@ -87,6 +89,10 @@ export class WellKnownServerService {
 			return { links: this.nodeinfoServerService.getLinks() };
 		});
 
+		fastify.get('/.well-known/oauth-authorization-server', async () => {
+			return this.oauth2ProviderService.generateRFC8414();
+		});
+
 		/* TODO
 fastify.get('/.well-known/change-password', async (request, reply) => {
 });