Use ruff format instead of black for speed

[doismellburning]

No description provided.

[Copilot]

Pull Request Overview

This PR migrates from Black to Ruff for code formatting to improve performance while maintaining the same formatting capabilities.

Key Changes

• Removed Black and its dependencies from the project, simplifying the dependency tree
• Updated Makefile targets to use ruff format instead of black for all formatting operations
• Updated documentation to reflect that Ruff now handles both formatting and linting

Reviewed Changes

Copilot reviewed 3 out of 4 changed files in this pull request and generated 2 comments.

File	Description
uv.lock	Removed Black package (v25.9.0) and its dependencies (click, mypy-extensions, pathspec, platformdirs, pytokens) from the lock file and dev dependency metadata
pyproject.toml	Removed Black from the dev dependency group
README.md	Updated feature list to indicate Ruff handles both code formatting and linting instead of listing Black separately
Makefile	Renamed black target to format and updated commands to use ruff format --check and ruff format instead of black --check and black respectively

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