Add the initial version of Claude skills

[larryliu0820]

Adding the first version of Claude skills so that it knows how to export a model and debug. Apparently still missing a lot of details in all these backends and we should keep iterating on them.

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/17284

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✅ You can merge normally! (2 Unrelated Failures)

As of commit d674dc3 with merge base 6150522 ():

BROKEN TRUNK - The following jobs failed but were present on the merge base:

👉 Rebase onto the `viable/strict` branch to avoid these failures

• pull / test-samsung-models-linux / linux-job (gh) (trunk failure)
  ##[error]The operation was canceled.
• pull / test-samsung-quantmodels-linux / linux-job (gh) (trunk failure)
  ##[error]The operation was canceled.

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