Add Annotated support #523

	name: Build

	on:
	push:
	pull_request:
	types: [opened, edited, synchronize]

	jobs:
	lib:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.7", "3.10", "3.11"]

	steps:
	- name: Checkout
	uses: actions/checkout@v2
	with:
	fetch-depth: 0

	- name: Install CPython
	uses: actions/setup-python@v2
	with:
	python-version: ${{matrix.python-version}}

	- name: Install Deps
	run: \|
	python -m ensurepip
	pip install wheel setuptools
	pip install -r requirements.txt

	- name: Build
	run: python setup.py sdist bdist_wheel

	docs:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	with:
	fetch-depth: 0

	- name: Install CPython
	uses: actions/setup-python@v2
	with:
	python-version: 3.7

	- name: Install Deps
	run: \|
	sudo apt update
	sudo apt install -y libasound-dev portaudio19-dev libportaudio2 libportaudiocpp0
	python -m ensurepip
	pip install -r docs/requirements.txt
	pip install -r requirements.txt

	- name: Build Docs
	run: \|
	cd docs
	make html

	lint:
	runs-on: ubuntu-latest
	steps:
	- name: checkout
	uses: actions/checkout@v2

	- name: Setup Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.7

	- name: install black
	run: \|
	python -m ensurepip
	pip install black

	- name: run linter
	run: \|
	black twitchio --line-length 120 --verbose --check

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