Enatega Multivendor Web - Missing Browser Notifications for Order Placement

Description:
Users on the Enatega Multivendor Web platform are currently not receiving browser notifications upon order placement. This absence of notifications can lead to delays in order processing and may impact the overall user experience.

Steps to Reproduce:
Place an order on the Enatega Multivendor Web platform.
Observe that no browser notifications are received by the vendor or administrator.

Expected Behavior:
Users, including vendors and administrators, should receive browser notifications promptly upon order placement. These notifications should provide essential details about the order to facilitate quick processing.

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未指定源文件或测试。首先在 Enatega Multivendor Web 平台上复现下单操作，并跟踪供应商和管理员的通知流程；完成标准是双方都收到包含订单关键详情的即时浏览器通知。

由索引模型根据 Issue 内容生成。