- Fix variable shadowing in fetch_vectors (use vector_id instead of id)
- Remove redundant PINECONE_AVAILABLE check in create_index
- Add Pinecone imports and exports to __init__.py
- Add 'pinecone' to SUPPORTED_BACKENDS in vector_store.py
- Add vectorstore-pinecone dependency group to pyproject.toml
- Create vectorstore-all optional dependency group
- Fix duplicate MagicMock import in test_pinecone_store.py
- Update test_pinecone_removal.py with explanatory comment
- Update all docstrings to include Pinecone in supported backends
All fixes address code review feedback and ensure proper integration.