What's Changed
* add document parse and solar pro by JuHyung-Son in https://github.com/langchain-ai/langchain-upstage/pull/19
* Bump version by JuHyung-Son in https://github.com/langchain-ai/langchain-upstage/pull/21
**Full Changelog**: https://github.com/langchain-ai/langchain-upstage/compare/libs/upstage/v0.1.8...libs/upstage/v0.2.0rc0