feat: Add `--version` and `-V` cli flag. #417

	name: ci

	on:
	push:
	pull_request:
	branches:
	- main

	defaults:
	run:
	shell: bash

	env:
	LANG: en_US.utf-8
	LC_ALL: en_US.utf-8
	PYTHONIOENCODING: UTF-8

	jobs:

	quality:

	runs-on: ubuntu-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Fetch all tags
	run: git fetch --depth=1 --tags

	- name: Set up PDM
	uses: pdm-project/setup-pdm@v3
	with:
	python-version: "3.8"

	- name: Resolving dependencies
	run: pdm lock -v --no-cross-platform -G ci-quality

	- name: Install dependencies
	run: pdm install -G ci-quality

	- name: Check if the documentation builds correctly
	run: pdm run duty check-docs

	- name: Check the code quality
	run: pdm run duty check-quality

	- name: Check if the code is correctly typed
	run: pdm run duty check-types

	- name: Check for vulnerabilities in dependencies
	run: pdm run duty check-dependencies

	- name: Check for breaking changes in the API
	run: pdm run duty check-api

	tests:

	strategy:
	max-parallel: 4
	matrix:
	os:
	- ubuntu-latest
	- macos-latest
	- windows-latest
	python-version:
	- "3.8"
	- "3.9"
	- "3.10"
	- "3.11"
	- "3.12"
	runs-on: ${{ matrix.os }}
	continue-on-error: ${{ matrix.python-version == '3.12' }}

	steps:
	- name: Checkout
	uses: actions/checkout@v3

	- name: Fetch all tags
	run: git fetch --depth=1 --tags

	- name: Set up PDM
	uses: pdm-project/setup-pdm@v3
	with:
	python-version: ${{ matrix.python-version }}
	allow-python-prereleases: true

	- name: Resolving dependencies
	run: pdm lock -v --no-cross-platform -G ci-tests

	- name: Install dependencies
	run: pdm install --no-editable -G ci-tests

	- name: Run the test suite
	run: pdm run duty test

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