add 'CHANGELOG.md'

Author: SimonBlanke

CHANGELOG.md

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+# Changelog
+
+All notable changes to Hyperactive are documented in this file.
+
+## [Unreleased]
+
+### Documentation
+- Add missing torch entries in README and documentation (#239)
+- Update landing page and styling
+- Change formatting and key features in README
+- Rework entire README with mermaid diagram and updated links
+- Fix links, add overview diagram hover effect
+- Hide toc parents
+
+### Bug Fixes
+- Fix `_score_params` and add tests; fix errors masked by `try... except` block (#237)
+- Add `warnings` to exception and fix bug
+- Override `_predict_proba`
+
+### Maintenance
+- Fix formatting
+- Remove unused dependency
+- Remove workflow
+- Update CONTRIBUTING.md
+- Update PULL_REQUEST_TEMPLATE.md
+- Change `n_iter` in examples
+
+
+## [v5.0.3] - 2025-12-15
+
+### Documentation
+- Preload font, add animation of right sidebar
+- Add explanations, change title styling, add links
+- Rework user-guide, add diagrams
+- Change API reference optimizer pages
+- Add light/dark logo, fix logo font/text
+- Cleanup README, update links
+- Add link to legacy docs
+- Add nav-bar logo, change title and sidebar
+- Rework landing page: Quick Install, Examples, Integrations, Optimization backends
+- Add multiple pages and small corrections
+- Separate examples pages
+- Add Python examples via `literalinclude` with tests
+- Dynamically get supported Python versions, update CSS
+- Add static content and readthedocs skeleton
+
+### Maintenance
+- Add keywords and classifiers to `pyproject.toml`
+- Ensure tests are not skipped
+- Remove custom Docker container from CI, add Dockerfile
+- Move doctests, add dependency, fix doctest
+- Add `--no-cache-dir` flag, run targeted tests first
+- Add auto-pr-label and draft-changelog workflows
+- Add PR template
+- Python 3.14 compatibility and Python 3.9 end-of-life (#202)
+
+### Enhancements
+- Add PyTorch Lightning integration (#203)
+- `skpro` integration (#200)
+
+### Bug Fixes
+- Fix cmaes optimizer tests
+
+### Dependencies
+- Bump pytest from 9.0.1 to 9.0.2 (#218)
+- Bump pytest from 8.4.2 to 9.0.1 (#206)
+
+
+## [v5.0.2] - 2025-09-20
+
+### Bug Fixes
+- Fix `TSCOptCV` integration for metric function input (#190)
+
+
+## [v5.0.1] - 2025-09-19
+
+### Enhancements
+- Add optuna optional import (#187)
+
+### Documentation
+- Minor improvements to README: white background for logo, link table formatting (#186)
+
+
+## [v5.0.0] - 2025-09-14
+
+### Breaking Changes
+- Complete v5 API redesign (#185)
+- Change `BaseOptimizer.run` method to `BaseOptimizer.solve` (#159)
+- Rename `toy` module to `bench` (#164)
+- Experiments: uniform call signature and terminology (#178)
+- Refactor callbacks/catch parameter
+- Remove `add_search` method
+
+### Enhancements
+- `sktime` integration for time series classification (#173)
+- `sktime` integration for forecasters (#157)
+- `optuna` optimizer interface (#155)
+- Add optimization algorithms from GFO (#127)
+- Parallelization backends for grid and random search (#150, #162)
+- Allowing old function API to be passed as experiment (#152)
+- Sign handling in experiments and optimization (#142)
+- Quick testing utility `check_estimator` (#130)
+- Implement sklearn-approved experiment class
+- Add composite optimizer class (enabling parallel via `add` method)
+
+### Bug Fixes
+- Fix selection direction, scorer handling, and fit kwargs; resolve sktime doctest (#182)
+- Fix `params` ignored in `SktimeForecastingExperiment` (#175)
+- Fix docstrings of benchmark toy experiments (#171)
+- Fix sklearn v1.7 compatibility (#138)
+
+### Maintenance
+- Lint entire repository using `pre-commit` (#156)
+- Code quality job (#151)
+- Raise `scikit-learn` bound to `<1.8` (#145, #149)
+- Cleanup v4 (#165)
+- Change `master` to `main` (#166)
+- Restore sklearn integration tests (#167)
+- Change examples to v5 (#168)
+
+### Dependencies
+- Bump pytest from 8.4.0 to 8.4.2 (#129, #137, #181)
+
+
+## [v4.8.0] - 2024-08-14
+
+### Enhancements
+- Add support for numpy v2 and pandas v2
+- Add testing for Python 3.12
+
+### Maintenance
+- Transfer `setup.py` to `pyproject.toml`
+- Change project structure to src-layout
+- Read version from pyproject file
+
+
+## [v4.7.0] - 2024-07-29
+
+### Enhancements
+- Add Genetic Algorithm and Differential Evolution optimizers
+- Add constrained optimization example to README
+
+### Maintenance
+- Add linter
+- Remove Python 3.5, 3.6, 3.7 from supported versions
+- Update requirement files
+
+
+## [v4.6.0] - 2023-10-27
+
+### Enhancements
+- Add constrained optimization support (constraints parameter in API)
+- Add constraint class with support in optimization strategies
+
+### Documentation
+- Add examples: constrained optimization, grid search, Lipschitz optimization, stochastic hill climbing, direct algorithm, downhill simplex, Powell's method, pattern search, spiral optimization
+
+
+## [v4.5.0] - 2023-08-27
+
+### Enhancements
+- Add early stopping support in optimization strategies
+- Print additional results from the objective function
+- Pass `early_stopping` parameter to optimization backend
+- Add type hints for basic API
+
+### Bug Fixes
+- Log warning if getting max score fails (when all scores are NaN)
+- Fix verbosity for progress-bar
+- Remove empty lines on no verbosity (#71)
+
+
+## [v4.4.0] - 2023-03-01
+
+### Enhancements
+- Add optimization strategy feature with custom strategies
+- Add tqdm progress-bar with description and postfix
+- Add SpiralOptimization and LipschitzOptimizer
+- Add Direct Algorithm
+- Add Ray support for parallelization
+- Add `times` parameter to `.search_data()` for eval and iter times
+- Add callbacks feature
+- Add exception handling (catch parameter)
+- Add `pass_through` parameter
+- Add SMBO warm start support in optimization strategies (#54)
+
+### Bug Fixes
+- Create deepcopy of optimizer (#62)
+
+### Maintenance
+- Extend Python versions to 3.11
+- Add contributing.md
+
+### Dependencies
+- Bump GFO requirement version
+
+
+## [v4.0.0] - 2021-12-01
+
+Initial v4 release.