Phantom-core

What's Changed
* Refactor OHLCV handling with new OHLCVAgg and OHLCVAggSpec classes by alineberry in https://github.com/PhantomResearch/phantom-core/pull/12


**Full Changelog**: https://github.com/PhantomResearch/phantom-core/compare/v0.0.11...v0.0.12

What's Changed
* Add cached last price function for Polygon API by alineberry in https://github.com/PhantomResearch/phantom-core/pull/11


**Full Changelog**: https://github.com/PhantomResearch/phantom-core/compare/v0.0.10...v0.0.11

What's Changed
* Update version to 0.0.10 in pyproject.toml and enhance CI workflow by alineberry in https://github.com/PhantomResearch/phantom-core/pull/10


**Full Changelog**: https://github.com/PhantomResearch/phantom-core/compare/v0.0.9...v0.0.10

What's Changed
* Enhance dataframe transformation and OHLCV handling by alineberry in https://github.com/PhantomResearch/phantom-core/pull/9


**Full Changelog**: https://github.com/PhantomResearch/phantom-core/compare/v0.0.8...v0.0.9

What's Changed
* import overload by alineberry in https://github.com/PhantomResearch/phantom-core/pull/8


**Full Changelog**: https://github.com/PhantomResearch/phantom-core/compare/v0.0.7...v0.0.8

What's Changed
* Update version to 0.0.7 in pyproject.toml for the next release by alineberry in https://github.com/PhantomResearch/phantom-core/pull/7


**Full Changelog**: https://github.com/PhantomResearch/phantom-core/compare/v0.0.6...v0.0.7