fix: implement real logout in personal center

me.html

@@ -1477,6 +1477,21 @@ html, body { height: 100%; margin: 0; }
     toastTimer = window.setTimeout(function () { toast.classList.remove("is-visible"); }, 2200);
   }
 
+  function logout() {
+    [
+      "access_token",
+      "open_token",
+      "user_info",
+      "team_id",
+      "team_score",
+      "current_session_id",
+      "trip_team_id",
+      "trip_team_score",
+    ].forEach(function (key) { localStorage.removeItem(key); });
+    showToast("已退出登录");
+    window.setTimeout(function () { window.location.href = "/login/"; }, 300);
+  }
+
   function goGenerate() { window.location.href = "/generate"; }
   function goHome() { window.location.href = "/"; }
 
@@ -1518,7 +1533,7 @@ html, body { height: 100%; margin: 0; }
 
   function setTab(tab) {
     if (tab === "logout") {
-      showToast("已退出登录（演示）");
+      logout();
       return;
     }
 
@@ -1857,7 +1872,7 @@ html, body { height: 100%; margin: 0; }
       copyText(uid, "用户 ID 已复制");
     });
     const logoutBtn = Array.prototype.slice.call(profilePanel.querySelectorAll("button")).find(function (b) { return b.textContent.trim() === "退出登录"; });
-    if (logoutBtn) logoutBtn.addEventListener("click", function () { showToast("已退出登录（演示）"); });
+    if (logoutBtn) logoutBtn.addEventListener("click", logout);
   }
 
   const invitePanel = panels.find(function (p) { return p.getAttribute("data-panel") === "invite"; });