feat(ruff): add Ruff configuration for code linting and formatting #6

	name: Ruff Linter

	on: [ push, pull_request ]

	jobs:
	ruff:
	name: Run Ruff Linter
	runs-on: ubuntu-latest

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

	- name: Setup Python
	uses: actions/setup-python@v4
	with:
	python-version: '3.x' # 兼容所有 Python 版本

	- name: Cache Ruff
	uses: actions/cache@v3
	with:
	path: ~/.cache/ruff
	key: ruff-${{ runner.os }}-${{ github.sha }}
	restore-keys: \|
	ruff-${{ runner.os }}-

	- name: Run Ruff Linter
	uses: astral-sh/ruff-action@v3
	with:
	args: check . # 执行 lint 代码检查

	# 尝试自动修复
	- name: Fix Ruff Issues (Optional)
	run: ruff check . --fix

	# 如果检测失败，则终止 CI
	- name: Fail if Lint Errors Exist
	run: \|
	if [[ $(ruff check . --output-format=json \| jq '. \| length') -gt 0 ]]; then
	exit 1
	fi

Provide feedback