Add new file

_loan/20250904-inselchaos.md

+---
+layout: loan
+title:  "Inselchaos"
+eventdate:   2025-09-04 00:00:01 +0100
+eventend:    2025-09-08 23:59:59 +0100
+#https://www.uuidgenerator.net/
+uid: e2f87fb7-c109-45fc-9444-5e07c143f613
+contact: info@chaotikum.org
+sets:
+ - video
+ - vortrag
+short: "Inselchaos"
+---