v0.2.9

What's Changed

• refactor: narrow dependency down to langchain-core instead of langchain by @edwardzjl in #34
• docs: Clarify usage of asynchronous functionality by @edwardzjl in #36
• docs: complete citation by @edwardzjl in #37
• bump version by @edwardzjl in #35

Full Changelog: v0.2.8...v0.2.9