docs: functional api (#3125)

* Concepts page for the functional API
* How-to guides that show functional API implementations
* API reference for entrypoint, task, entrypoint.final
* Add functional API version to the workflows

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Co-authored-by: Vadym Barda <vadym@langchain.dev>
Co-authored-by: ccurme <chester.curme@gmail.com>
This commit is contained in:
Eugene Yurtsev
2025-01-27 16:31:43 -05:00
committed by GitHub
co-authored by Vadym Barda ccurme
parent a910a1a341
commit 90f1e66748
45 changed files with 5565 additions and 1264 deletions
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