订单需管理员审核后才开通节点，并更新登录页文案。

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

app/services/registry.py

@@ -51,6 +51,7 @@ def register_node(
     sn: str,
     purchase_amount: Decimal,
     callback_url: str | None = None,
+    node_token: str | None = None,
 ) -> ComputeNode:
     user = get_user_by_wallet(session, wallet_address.strip())
     serial = sn.strip()
@@ -67,6 +68,7 @@ def register_node(
         license_expires_at=add_months(started, settings.license_months),
         status=NodeStatus.OFFLINE,
         callback_url=callback,
+        node_token=node_token,
         created_at=started,
         updated_at=started,
     )