Use uv for package management, ruff for linting and formatting

[mohilpatel25]

Summary

This PR modernizes the repository's tooling by adopting uv for blazing fast dependency management and ruff for comprehensive linting and formatting. It also streamlines the CI/CD pipeline and improves the developer experience with helper scripts.

Changes

🛠 Tooling & Configuration

• Adoption of uv: Replaced pip and requirements.txt with uv and pyproject.toml for faster, more reliable package management.
• Adoption of ruff: Replaced legacy linters/formatters with ruff.
• Pytest Configuration: Explicitly configured pytest in pyproject.toml (test paths, coverage thresholds).
• Helper Scripts: Added bin/ci and bin/lint for easy local development (with executable permissions).

🚀 CI/CD

• Workflow Updates: Updated .github/workflows/ci.yml to install uv and use the new helper scripts.
• Fixes: Resolved missing uv installation step in CI.

📚 Documentation

• README.md: Completely rewritten to reflect the new workflow, removing obsolete pre-commit instructions and adding uv setup guides.

Verification

• Local: bin/ci passes (Tests: 100% coverage, Lint: Clean).
• CI: GitHub Actions workflow has been verified to pass with the new configuration.

Checklist

• Code compiles/runs locally.
• All tests pass.
• Documentation updated.
• CI configuration updated.