Every Node.js project accumulates vulnerable dependencies. The npm registry holds over 2.5 million packages, and researchers found 454,000 malicious or vulnerable packages uploaded in 2025 alone.
前两篇把一个售后助手搭了起来，加上会话记忆和结构化输出，它已经能处理一段真实对话。但接进业务系统还差几步：工具怎么知道当前用户是谁，长任务怎么先给一句反馈，出问题又该怎么排查。这篇补齐运行时上下文、长期记忆、流式输出和 LangSmith。
Some results have been hidden because they may be inaccessible to you
Show inaccessible results