Add local cache docs and update getting-started to recommend hf CLI (#2301)
* Update getting-started docs to recommend `hf` CLI for authentication
Replace references to the deprecated `huggingface_hub` CLI with the new
`hf` CLI for login instructions.
Co-Authored-By: Claude <Agents+claude@huggingface.co>
* Add `hf upload` CLI example to getting-started docs
Co-Authored-By: Claude <Agents+claude@huggingface.co>
* Update deduplication.md
* Add local cache documentation page
Document the on-disk layout of the Hugging Face Hub local cache,
including directory structure, content-addressed blob storage,
symlink-based snapshots, and file resolution logic.
Co-Authored-By: Claude <Agents+claude@huggingface.co>
* Add note that Buckets are not handled by the local cache
Co-Authored-By: Claude <Agents+claude@huggingface.co>
* Update local-cache.md
* Add Swift and JavaScript libraries to local cache table
Co-Authored-By: Claude <Agents+claude@huggingface.co>
* Update local-cache.md
* Add Local Cache and Eval Results links to index and repositories pages
Co-Authored-By: Claude <Agents+claude@huggingface.co>
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Co-authored-by: Claude <Agents+claude@huggingface.co>