Merge pull request #1402 from ie3-institute/df/#1401-merge-back-8.1.0

Df/#1401 merge back 8.1.0

Author: staudtMarius

CHANGELOG.md

@@ -6,7 +6,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased/Snapshot]
 
+### Added 
+
+### Fixed
+
+### Changed
+
+## [8.1.0] - 2025-07-25
+
 ### Added
+- Added `CITATION.cff` [#1380](https://github.com/ie3-institute/PowerSystemDataModel/issues/1380)
 - Enhanced check for invalid field names in sources [#1383](https://github.com/ie3-institute/PowerSystemDataModel/issues/1383)
 - Enhancing value retrieval in `TimeSeriesSource` [1280](https://github.com/ie3-institute/PowerSystemDataModel/issues/1280)
 - Enhancing the `LoadProfileSource` to return the resolution [1288](https://github.com/ie3-institute/PowerSystemDataModel/issues/1288)
@@ -21,7 +30,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 - Extend Validation to EnergyManagement Systems. [#1356](https://github.com/ie3-institute/PowerSystemDataModel/issues/1356)
-- Added `CITATION.cff` [#1380](https://github.com/ie3-institute/PowerSystemDataModel/issues/1380)
 
 ### Fixed
 - Fixed handling of `CongestionResult.InputModelType` in `EntityProcessor` [#1325](https://github.com/ie3-institute/PowerSystemDataModel/issues/1325)
@@ -385,7 +393,8 @@ coordinates or multiple exactly equal coordinates possible
 -   CsvDataSource now stops trying to get an operator for empty operator uuid field in entities
 -   CsvDataSource now parsing multiple geoJson strings correctly
 
-[Unreleased/Snapshot]: https://github.com/ie3-institute/powersystemdatamodel/compare/8.0.0...HEAD
+[Unreleased/Snapshot]: https://github.com/ie3-institute/powersystemdatamodel/compare/8.1.0...HEAD
+[8.1.0]: https://github.com/ie3-institute/powersystemdatamodel/compare/8.0.0...8.1.0
 [8.0.0]: https://github.com/ie3-institute/powersystemdatamodel/compare/7.0.0...8.0.0
 [7.0.0]: https://github.com/ie3-institute/powersystemdatamodel/compare/6.0.0...7.0.0
 [6.0.0]: https://github.com/ie3-institute/powersystemdatamodel/compare/5.1.0...6.0.0

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