[Internal] Add test instructions for external contributors #1662

	name: build

	on:
	pull_request:
	types: [opened, synchronize]
	merge_group:
	types: [checks_requested]

	jobs:
	tests-ubuntu:
	uses: ./.github/workflows/test.yml
	strategy:
	fail-fast: false
	matrix:
	pyVersion: [ '3.7', '3.8', '3.9', '3.10', '3.11', '3.12' ]
	with:
	os: ubuntu-latest
	pyVersion: ${{ matrix.pyVersion }}

	tests-windows:
	uses: ./.github/workflows/test.yml
	strategy:
	fail-fast: false
	matrix:
	pyVersion: [ '3.9', '3.10', '3.11', '3.12' ]
	with:
	os: windows-latest
	pyVersion: ${{ matrix.pyVersion }}

	fmt:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Format all files
	run: make dev fmt

	- name: Fail on differences
	run: git diff --exit-code

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