refactor(auth): simplify splash guest entry

src/stores/auth/auth-context.tsx

@@ -36,12 +36,6 @@ interface AuthState {
   loginStatus: MachineContext["loginStatus"];
   /** 启动时的本地登录态恢复是否已经完成 */
   hasInitialized: MachineContext["hasInitialized"];
-  /**
-   * 一次性的"刚按了"信号 —— Skip / Facebook / 邮箱登录按钮派完业务事件后置 true，
-   * splash-screen / auth-screen 看到 `pendingRedirect && loginStatus !== "notLoggedIn"`
-   * 触发跳转 + 调 `AuthClearPendingRedirect` 置 false。
-   */
-  pendingRedirect: boolean;
 }
 
 const AuthStateCtx = createContext<AuthState | null>(null);
@@ -64,7 +58,7 @@ export function AuthProvider({ children }: AuthProviderProps) {
       username: state.context.username,
       confirmPassword: state.context.confirmPassword,
       // isLoading 覆盖邮箱登录 / 邮箱注册 / OAuth 跳转（NextAuth 重定向期间）/
-      // OAuth 回调后端 sync / 显式游客登录
+      // OAuth 回调后端 sync / 自动游客登录
       isLoading:
         state.matches("loadingEmailLogin") ||
         state.matches("loadingEmailRegister") ||
@@ -77,7 +71,6 @@ export function AuthProvider({ children }: AuthProviderProps) {
       errorMessage: state.context.errorMessage,
       loginStatus: state.context.loginStatus,
       hasInitialized: state.context.hasInitialized,
-      pendingRedirect: state.context.pendingRedirect,
     }),
     [state],
   );