Initialize Poetry scaffold, core BaZi CLI, and code quality tooling #1

	name: CI

	on:
	push:
	branches:
	- main
	pull_request:

	jobs:
	lint-and-test:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: "3.11"

	- name: Install Poetry
	run: \|
	python -m pip install --upgrade pip
	python -m pip install poetry

	- name: Install dependencies
	run: poetry install --no-interaction

	- name: Run linters
	run: \|
	poetry run ruff check .
	poetry run black --check .
	poetry run mypy .

	- name: Run tests
	run: poetry run pytest

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