Modernize linting and configuration setup #4

	---
	name: Lint with Ruff

	defaults:
	run:
	shell: bash

	on:
	push:
	branches: [master, dev]
	pull_request:
	branches: [master, dev]
	paths:
	- "*/.py"
	- "*/.yml"
	- "*/.yaml"
	- "pyproject.toml"
	- ".github/workflows/ruff.yml"

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	lint:
	name: Lint Code
	runs-on: ubuntu-latest

	steps:
	- name: Checkout Code
	uses: actions/checkout@v4

	- name: Run Ruff linter
	uses: astral-sh/ruff-action@v1
	with:
	version: ">=0.12.0"
	args: "check"
	src: "slither/ tests/ scripts/"

	# Formatting check disabled to avoid changes to existing code
	# - name: Run Ruff formatter check
	# run: \|
	# echo "::group::Checking formatting with Ruff"
	# ruff format --check slither/ tests/ scripts/ \|\| FORMAT_EXIT=$?
	# echo "::endgroup::"
	# if [ "${FORMAT_EXIT:-0}" -ne 0 ]; then
	# echo "❌ Formatting check failed. Run 'make reformat' or 'ruff format' locally to fix formatting."
	# exit $FORMAT_EXIT
	# fi
	# echo "✅ Formatting check passed"

	- name: Set up Python for yamllint
	uses: actions/setup-python@v5
	with:
	python-version: "3.12"

	- name: Install and run yamllint
	run: \|
	# Use uv for fast installation
	curl -LsSf https://astral.sh/uv/install.sh \| sh
	source $HOME/.local/bin/env
	uv tool install yamllint
	echo "::group::Running yamllint"
	uvx yamllint .github/ \|\| YAML_EXIT=$?
	echo "::endgroup::"
	if [ "${YAML_EXIT:-0}" -ne 0 ]; then
	echo "❌ YAML linting failed. Fix the YAML syntax errors shown above."
	exit $YAML_EXIT
	fi
	echo "✅ YAML linting passed"

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