Add u8g2 library support #768

	name: ci
	env:
	TERM: xterm # Makes tput work in actions output

	# Controls when the action will run. Triggers the workflow on push or pull request
	# events but only for the master branch
	on:
	pull_request: # Run CI for PRs on any branch
	merge_group:

	jobs:
	ci-format:
	strategy:
	matrix:
	os: [ubuntu-22.04]
	# The type of runner that the job will run on
	runs-on: ${{ matrix.os }}

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	- uses: actions/checkout@v2
	with:
	submodules: false # LVGL makefile manually installs the submodule
	- uses: carlosperate/arm-none-eabi-gcc-action@v1
	with:
	release: '10.3-2021.07' # The arm-none-eabi-gcc release to use.
	- name: setup-riscv-toolchain
	run: sudo apt-get install -y gcc-riscv64-unknown-elf
	- name: ci-format
	run: pushd examples; ./format_all.sh \|\| exit; popd

	ci-build:
	strategy:
	matrix:
	os: [ubuntu-22.04]
	# The type of runner that the job will run on
	runs-on: ${{ matrix.os }}

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	- uses: actions/checkout@v2
	with:
	submodules: recursive
	- uses: carlosperate/arm-none-eabi-gcc-action@v1
	with:
	release: '10.3-2021.07' # The arm-none-eabi-gcc release to use.
	- name: setup-riscv-toolchain
	run: sudo apt-get install -y gcc-riscv64-unknown-elf
	- name: ci-build
	run: pushd examples; ./build_all.sh \|\| exit; popd
	- name: ci-debug-build
	run: pushd examples/blink; make debug RAM_START=0x20004000 FLASH_INIT=0x30051 \|\| exit; popd

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