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Configure ruff linter rules in pyproject.toml with Python

Reads an existing pyproject.toml and merges common ruff linter rules into the tool.ruff section using Python's tomllib.

import tomllib
from pathlib import Path

def configure_ruff_linter_rules(project_path: str = ".") -> dict:
    """Add common ruff linter rules to pyproject.toml if missing."""
    pyproject_path = Path(project_path) / "pyproject.toml"
    
    # Default config for ruff linter with practical rules
    ruff_config = {
 …

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