Added support for AWS Sigv4 for UrlLib3. #1269

	---
	name: CI

	on: [push, pull_request]

	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout Repository
	uses: actions/checkout@v3
	- name: Set up Python 3.7
	uses: actions/setup-python@v4
	with:
	python-version: 3.7
	- name: Install dependencies
	run: \|
	python3.7 -m pip install nox
	- name: Lint the code
	run: nox -s lint

	test-build-distribution:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout Repository
	uses: actions/checkout@v3
	- name: Set up Python 3.7
	uses: actions/setup-python@v4
	with:
	python-version: 3.7
	- name: Install build tools
	run: \|
	python3.7 -m pip install --upgrade build
	- name: Build project for distribution
	run: \|
	python3.7 -m build

	twine-check:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	python-version: "3.x"
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install setuptools wheel twine
	- name: Build source distribution
	run: python setup.py sdist bdist_wheel
	- name: Check with Twine
	working-directory: dist
	run: twine check *

	test-docs-build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout Repository
	uses: actions/checkout@v3
	- name: Set up Python 3.7
	uses: actions/setup-python@v4
	with:
	python-version: 3.7
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	- name: Check if Sphinx docs are built
	run: \|
	pip install -e .[docs]
	cd docs
	make html

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