Update announcement_250925.md

Author: Selvalim

_news/announcement_250925.md

@@ -4,4 +4,4 @@ date: 2025-09-25
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-We’re delighted to welcome [Shiyu]() to our team as a Visiting Post-doc! 🎉🎉🎉
+We’re delighted to welcome [Shiyu](https://orangecsy.github.io) to our team as a Visiting Post-doc! 🎉🎉🎉