feat(player): 玩家端短信找回密码

支持手机号验证码重置密码，重置成功后跳转登录页；SMS 增加 reset_password 场景与 purpose 隔离。

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/player/src/router/index.ts

@@ -6,6 +6,7 @@ const router = createRouter({
   routes: [
     { path: '/login', component: () => import('../views/LoginView.vue') },
     { path: '/register', component: () => import('../views/RegisterView.vue') },
+    { path: '/forgot-password', component: () => import('../views/ForgotPasswordView.vue') },
     {
       path: '/',
       component: () => import('../layouts/MainLayout.vue'),
@@ -34,7 +35,7 @@ const router = createRouter({
 
 router.beforeEach((to) => {
   const auth = useAuthStore();
-  if ((to.path === '/login' || to.path === '/register') && auth.token) return '/';
+  if ((to.path === '/login' || to.path === '/register' || to.path === '/forgot-password') && auth.token) return '/';
   // 需要登录的页面 — 未登录时弹出登录提示，留在当前页
   if (to.meta.requiresAuth && !auth.token) {
     auth.showLoginPrompt(to.fullPath);