chore: changelog

Author: jaybuidl

contracts/CHANGELOG.md

@@ -4,6 +4,15 @@ All notable changes to this package will be documented in this file.
 
 The format is based on [Common Changelog](https://common-changelog.org/).
 
+## [0.13.0] - 2025-08-07 (Not published yet)
+
+### Changed
+
+- Set the Hardhat Solidity version to v0.8.30 and enable the IR pipeline ([#2069](https://github.com/kleros/kleros-v2/issues/2069))
+- Set the Foundry Solidity version to v0.8.30 and enable the IR pipeline ([#2073](https://github.com/kleros/kleros-v2/issues/2073))
+- Bump `hardhat` to v2.26.2 ([#2069](https://github.com/kleros/kleros-v2/issues/2069))
+- Bump `@kleros/vea-contracts` to v0.7.0 ([#2073](https://github.com/kleros/kleros-v2/issues/2073))
+
 ## [0.12.0] - 2025-08-05
 
 ### Changed
@@ -117,6 +126,7 @@ The format is based on [Common Changelog](https://common-changelog.org/).
 
 ## [0.8.1] - 2025-04-10
 
+[0.13.0]: https://github.com/kleros/kleros-v2/releases/tag/@kleros%[email protected]
 [0.12.0]: https://github.com/kleros/kleros-v2/releases/tag/@kleros%[email protected]
 [0.11.0]: https://github.com/kleros/kleros-v2/releases/tag/@kleros%[email protected]
 [0.10.0]: https://github.com/kleros/kleros-v2/releases/tag/@kleros%[email protected]