fix: resolve lint errors from CI #10

	name: CI

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	jobs:
	lint:
	name: Lint
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version: "3.11"
	- name: Install ruff
	run: pip install ruff
	- name: Run ruff (errors only, no style nitpicks)
	run: ruff check . --select E,F,W --ignore E501,W291,W292,W293

	test:
	name: Test
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version: "3.11"
	- name: Install dependencies
	run: \|
	pip install -r requirements.txt
	pip install pytest pytest-cov
	- name: Run tests
	run: pytest -v --tb=short
	- name: Run tests with coverage
	run: pytest --cov=. --cov-report=term-missing --cov-fail-under=10
	# Start with 10% threshold — increase as tests are added (see #52)

	security:
	name: Dependency audit
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version: "3.11"
	- name: Install dependencies
	run: pip install -r requirements.txt pip-audit
	- name: Audit dependencies
	run: pip-audit

Provide feedback