Add error handling if unable to determine n_cpus

Add error handling if unable to determine n_cpus

Remove now redundant test

Remove now redundant test

Fix docstring type for image_matrix i32

Update CONTRIBUTING re: basedpyright

Update CONTRIBUTING re: basedpyright

Do not use stubPath to allow io module

Add __init__.py to io submodule

Silence basedpyright wrt private usage re: rust

Bump PyO3 and rust-numpy and support building for 3.13t

Re-enable testing for 3.13

Bump version in CITATION.cff

Remove Ruff badge (for sake of visual clutter)

Remove logos from license and PyPI badges

Update README badges

Add GPL comments to rust source

Use maturin rather than uv to publish to PyPI

Update uv lockfile

Bump version

Updates to installation and contributing guides for Rust extension

Allow test workflow to inherit codeclimate secret

Fix rust formatting for 2021 edition

Fix out-of-sync rust lockfile