What's Changed
* feat: new playground by wenfengwang in https://github.com/npi-ai/npi/pull/88
* refactor: remove playground proxy by wenfengwang in https://github.com/npi-ai/npi/pull/90
* docs: v0.1 documentations by idiotWu in https://github.com/npi-ai/npi/pull/89
* feat: langchain integration by idiotWu in https://github.com/npi-ai/npi/pull/91
* refactor(docs): combine docs and blogs by idiotWu in https://github.com/npi-ai/npi/pull/92
* refactor: context by wenfengwang in https://github.com/npi-ai/npi/pull/93
**Full Changelog**: https://github.com/npi-ai/npi/compare/v0.1.2...v0.2.0