refactor: OSS base URL 与 logo URL 改由 API 下发 (AGENTS.md 合规)

src/App.tsx

@@ -19,6 +19,7 @@ import ToastContainer from "./components/toast/ToastContainer";
 import { toast } from "./components/toast/toastStore";
 import { flushPendingGenerationRecords } from "./api/generationRecordClient";
 import { keyServerClient } from "./api/keyServerClient";
+import { preloadPublicConfig, getLogoUrl } from "./api/publicConfigClient";
 import { setUserMaxConcurrency } from "./api/generationConcurrency";
 import {
   SERVER_SESSION_EXPIRED_EVENT,
@@ -242,6 +243,8 @@ function App() {
     let cancelled = false;
 
     const loadSession = async () => {
+      // 预加载公网配置（OSS base / logo URL），与 session 加载并行，不阻断启动。
+      void preloadPublicConfig();
       try {
         const nextSession = await keyServerClient.getCurrentSession();
         if (cancelled) return;
@@ -414,7 +417,7 @@ function App() {
               <CloseOutlined />
             </button>
             <span className="ecommerce-auth-modal__logo" aria-hidden="true">
-              <img src="https://stringtest.oss-cn-hangzhou.aliyuncs.com/logo.png" alt="" />
+              <img src={getLogoUrl()} alt="" />
             </span>
             <h2 id="ecommerce-auth-title">{authMode === "login" ? "欢迎回来" : "创建账号"}</h2>
             <p className="ecommerce-auth-modal__subtitle">{authMode === "login" ? "登录后继续你的 AI 创作之旅" : "注册即可免费体验全部功能"}</p>