* feat(async_inference): server always sends CPU tensors, client handles device conversion
* fix:fix the type annotation of RawObservation in src/lerobot/async_inference/helpers.py
* update the import of robot_client
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Co-authored-by: Sato shinji <wwwsatoshinji@gmail.com>
Co-authored-by: Steven Palma <imstevenpmwork@ieee.org>
Co-authored-by: KB <kevin-brian.n-diaye@epita.fr>
* Add pre and post processing to async inference and update docs
* precommit fix typo
* fix tests
* refactor(async): no None branching for processors in _predict_action_chunk
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Co-authored-by: Steven Palma <steven.palma@huggingface.co>
* chore(async): move async related code to its directory at top level
* chore(style): apply pre-commit to renamed headers
* test(async): fix async imports
* docs(async): update async headers doc