feat: add ESP-IDF framework support #16

	name: PlatformIO CI
	on:
	workflow_dispatch:
	pull_request:

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	env: [esp8266-arduino, esp32-arduino, esp32-idf]

	steps:
	- uses: actions/checkout@v6

	- name: Cache PlatformIO
	uses: actions/cache@v4
	with:
	path: \|
	~/.cache/pip
	~/.platformio/.cache
	key: ${{ runner.os }}-pio

	- name: Set up Python
	uses: actions/setup-python@v6
	with:
	python-version: '3.11'

	- name: Install PlatformIO
	run: pip install --upgrade platformio

	- name: Run PlatformIO Build
	run: pio run -e ${{ matrix.env }}

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