GHA: release management for the firebase C++ SDK #1

	name: Lint

	on:
	pull_request:
	types: [opened,synchronize]

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.ref }}
	cancel-in-progress: true

	jobs:
	lint_warnings_check_and_comment:
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v3
	with:
	repository: cpplint/cpplint
	ref: "1.5.5"
	path: cpplint
	- uses: actions/checkout@v3
	with:
	submodules: false
	path: firebase

	- name: Setup python
	uses: actions/setup-python@v4
	with:
	python-version: 3.7
	- name: Install prerequisites
	run: \|
	cd firebase
	python scripts/gha/install_prereqs_desktop.py
	- name: Install prerequisites
	run: \|
	python3 -m pip install unidiff
	- name: Run cpplint
	shell: bash
	run: \|
	set -e
	cd firebase
	python3 scripts/gha/lint_commenter.py -l ../cpplint/cpplint.py -p ${{ github.event.pull_request.number }} -t ${{ github.token }} -A

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