update citation cff

danielfeismann · danielfeismann · commit 4dcd202aebab · 2025-07-25T14:52:45.000+02:00
diff --git a/CITATION.cff b/CITATION.cff
@@ -61,5 +61,5 @@ keywords:
   - power system
   - energy system
 license: BSD-3-Clause
-version: 7.0.0
-date-released: 2025-06-05
+version: 8.1.0
+date-released: 2025-07-25
