Bump docker/build-push-action from 5 to 6 #772

	name: Static Checks

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: '3.9'
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install .[contrib]
	- name: Lint with flake8
	run: \|
	flake8 tardis tests setup.py
	- name: Format with black
	run: \|
	black tardis tests setup.py --diff --check --target-version py36

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