Chore
* chore(readme): Fix badge links and underscores in README.rst file [skip ci] ([`e4c4b65`](https://github.com/skfolio/skfolio/commit/e4c4b65470f38f416a496e6a445de3ee5da4e886))
* chore(readme): Fix badge links and underscores in README.rst file [skip ci] ([`1a17e2a`](https://github.com/skfolio/skfolio/commit/1a17e2a773ec2a9f9ff9ec1a4f6bf87012a3c710))
* chore(typing): replaced `any` by the `Any` type (47) ([`d82c144`](https://github.com/skfolio/skfolio/commit/d82c14490289335cb178d1bf6727d1441b18e136))
Feature
* feat(combinatorial): optimal_folds_number function for CombinatorialPurgedCV (53) ([`ae83967`](https://github.com/skfolio/skfolio/commit/ae83967580c2ba1b1e25ba767659a75c5a97971e))
Unknown
* [BUG] Risk Free Rate (50)
* fix(optimization): risk_free_rate added to the default portfolio_params
* fix(population): relax Population items to all inheritance of BasePortfolio ([`92666a8`](https://github.com/skfolio/skfolio/commit/92666a80cba07e74d68358563a8c4ce4bc86bd38))