Bumped to 2.21a1 #86

	# Copyright 2020 Pants project contributors.
	# Licensed under the Apache License, Version 2.0 (see LICENSE).

	# See https://pants.readme.io/docs/using-pants-in-ci for tips on how to set up your CI with Pants.

	name: Pants linting and formatting

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	jobs:
	build:
	runs-on: ubuntu-latest
	env:
	PANTS_CONFIG_FILES: pants.ci.toml
	strategy:
	matrix:
	python-version: [3.9]

	steps:
	- uses: actions/checkout@v4

	- uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}

	- uses: pantsbuild/actions/init-pants@v8
	with:
	# cache0 makes it easy to bust the cache if needed
	gha-cache-key: cache0-py${{ matrix.python_version }}
	named-caches-hash: ${{ hashFiles('build-support/lockfiles/*.lock') }}

	- name: Bootstrap Pants
	run: \|
	pants --version

	- name: Check BUILD files
	run: \|
	pants update-build-files --check

	- name: Lint and (TODO) typecheck
	run: \|
	pants lint ::

	- name: Package/Run smoke test
	run: \|
	pants package examples/python::
	pants run examples/python/helloworld:helloworld-pex

	- name: Upload pants log
	uses: actions/upload-artifact@v2
	with:
	name: pants-log
	path: .pants.d/pants.log
	if: always() # We want the log even on failures.

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