[bsprenger]

Description

Add a MicroDuck tutorial that records a rollout, exports it to LeRobot, and reopens the dataset.

Motivation and Context

Demonstrates the LeRobot adapter introduced in #4611.

Types of changes

• Documentation

Checklist

• I have read the contribution guide.
• I have updated the documentation accordingly.

Testing

• Ran the 24-frame tutorial locally with cached assets and offline Hub access.

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/rl/4628

• 📄 Preview Python docs built from this PR

Note: Links to docs will display an error until the docs builds have been completed.

❌ 2 New Failures

As of commit aa10780 with merge base 380dd55 ():

NEW FAILURES - The following jobs have failed:

• Unit-tests on Linux / tests-cpu (3.10, bulk) / linux-job (gh)
  test/libs/test_datasets.py::TestHuggingFaceDatasetAdapter::test_import_reads_unformatted_values[columns]
• Unit-tests on Linux / tests-cpu (3.13, bulk) / linux-job (gh)
  test/test_configs.py::TestHydraParsing::test_transformed_env_parsing_with_file

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