Massaction

What's Changed
Bug fix, dependency maintenance
* Bump codecov/codecov-action from 4.5.0 to 4.6.0 by dependabot in https://github.com/adrianusler/massaction/pull/21
* Bump pypa/gh-action-pypi-publish from 1.9.0 to 1.10.2 by dependabot in https://github.com/adrianusler/massaction/pull/22
* Set custom factor=1.0 in scipy root hybr method by adrianusler in https://github.com/adrianusler/massaction/pull/25


**Full Changelog**: https://github.com/adrianusler/massaction/compare/v0.2.0...v0.2.1

What's Changed
* Reservoir constraints & "nil" syntax element by adrianusler in https://github.com/adrianusler/massaction/pull/17
* Update __init__.py by adrianusler in https://github.com/adrianusler/massaction/pull/19


**Full Changelog**: https://github.com/adrianusler/massaction/compare/v0.1.1...v0.2.0

What's Changed
* Increase test coverage by adrianusler in https://github.com/adrianusler/massaction/pull/12


**Full Changelog**: https://github.com/adrianusler/massaction/compare/v0.1.0...v0.1.1

What's Changed
New feature: constraint sweep allows to vary the numerical constant in a constraint across a list of values.

* Bump codecov/codecov-action from 4.0.1 to 4.5.0 by dependabot in https://github.com/adrianusler/massaction/pull/3
* Bump pypa/gh-action-pypi-publish from 1.4.2 to 1.9.0 by dependabot in https://github.com/adrianusler/massaction/pull/4
* Bump actions/setup-python from 3 to 5 by dependabot in https://github.com/adrianusler/massaction/pull/5
* Update numpy requirement from ~=1.22 to >=1.22,<3.0 by dependabot in https://github.com/adrianusler/massaction/pull/6
* Implement ConstraintSweep by adrianusler in https://github.com/adrianusler/massaction/pull/7
* Increase coverage: test ChemModel.solve by adrianusler in https://github.com/adrianusler/massaction/pull/9

New Contributors
* dependabot made their first contribution in https://github.com/adrianusler/massaction/pull/3

**Full Changelog**: https://github.com/adrianusler/massaction/compare/v0.0.2...v0.1.0

Simplified the code structure, presumably made it more robust.