sync: update MCP client from GameCraftTable

test/oauthIntegration.test.ts

@@ -1,3 +1,9 @@
+/**
+ * 通过本地 OAuth 与 MCP 模拟服务验证完整 PKCE 登录、令牌刷新和秘密隔离流程。
+ *
+ * @packageDocumentation
+ */
+
 import assert from "node:assert/strict";
 import { createHash, randomUUID } from "node:crypto";
 import express from "express";
@@ -15,7 +21,7 @@ class MemoryTokens implements TokenStore {
   readonly values = new Map<string, OAuthTokens>();
   async get(account: string): Promise<OAuthTokens | undefined> { return this.values.get(account); }
   async set(account: string, tokens: OAuthTokens): Promise<void> { this.values.set(account, tokens); }
-  async delete(account: string): Promise<void> { this.values.delete(account); }
+  async delete(account: string): Promise<boolean> { return this.values.delete(account); }
 }
 
 class MemoryDiscovery {