🚀 Features
- Fallback to loading from values or tables. ([1133](https://github.com/pywr/pywr/issues/1133))
- Allow a columns attribute to be sepecified for tables and dataframes ([1140](https://github.com/pywr/pywr/issues/1140))
⚙️ Miscellaneous Tasks
- Upgrade upload-artifact and download-artifact to v4 ([1141](https://github.com/pywr/pywr/issues/1141))
- Drop support for Python 3.9 ([1145](https://github.com/pywr/pywr/issues/1145))
- Numpy v2 support. ([1144](https://github.com/pywr/pywr/issues/1144))
- *(release)* Update changelog for 1.27.0 release. ([1142](https://github.com/pywr/pywr/issues/1142))