welcome 3

DSH（DeepSeek Harness）插件：向每个全新空会话自动发送欢迎消息，以正常助手轮次直接输出

泡泡猫新手引导中心 — 首次打开欢迎卡、功能导航、反馈入口。 / Paopaocat welcome center — first-run greeting, feature navigation, feedback.

Rewrites the New Session headline into a short affectionate greeting written by the selected model from the local time, city and live weather.