PlatformIO CI #645

	name: PlatformIO CI

	on:
	push:
	pull_request:
	branches:
	- main
	schedule:
	# run on an arbitrary hour every day (to check that it still builds)
	# * is a special character in YAML so you have to quote this string
	- cron: '42 10 * * *'

	jobs:
	build:

	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]

	steps:
	- uses: actions/checkout@v2
	- name: Cache pip
	uses: actions/cache@v2
	with:
	path: ~/.cache/pip
	key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
	restore-keys: \|
	${{ runner.os }}-pip-
	- name: Cache PlatformIO
	uses: actions/cache@v2
	with:
	path: ~/.platformio
	key: ${{ runner.os }}-${{ hashFiles('**/lockfiles') }}

	- name: Set up Python
	uses: actions/setup-python@v2

	- name: Install PlatformIO
	run: \|
	python -m pip install --upgrade pip
	pip install --upgrade platformio

	- name: Run PlatformIO
	run: pio run -e esp32dev

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