.github: add CI workflow. #7

	name: CI

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main
	- "release-*"

	env:
	GO_VERSION: "1.20.x"
	WORKDIR: src/github.com/containers/otelttrpc

	permissions:
	contents: read
	pull-requests: read

	jobs:
	linters:
	name: Linters
	runs-on: ${{ matrix.os }}
	timeout-minutes: 10

	strategy:
	matrix:
	os: [ ubuntu-latest, macos-latest, windows-latest ]

	steps:
	- name: Checkout code
	uses: actions/checkout@v3
	with:
	path: ${{ env.WORKDIR }}

	- name: Setup golang toolchain
	uses: actions/setup-go@v3
	with:
	go-version: ${{ env.GO_VERSION }}

	- name: Run golangci-lint
	uses: golangci/golangci-lint-action@v3
	with:
	version: v1.55
	args: --timeout=10m
	skip-cache: true
	working-directory: ${{ env.WORKDIR }}

	- name: Show golangci-lint errors
	run: make lint
	working-directory: ${{ env.WORKIR }}
	if: ${{ failure() }}

	checks:
	strategy:
	fail-fast: false
	matrix:
	os: [ ubuntu-latest, macos-latest, windows-latest ]

	name: ${{ matrix.os }} / Checks
	runs-on: ${{ matrix.os }}
	steps:
	- name: Checkout code
	uses: actions/checkout@v3
	with:
	path: ${{ env.WORKDIR }}

	- name: Setup golang toolchain
	uses: actions/setup-go@v3
	with:
	go-version: ${{ env.GO_VERSION }}

	- name: Verify go modules
	working-directory: ${{ env.WORKDIR }}
	run: \|
	make verify-vendor

	- name: Run tests
	working-directory: ${{ env.WORKDIR }}
	run: \|
	make test

	- name: Test build examples
	working-directory: ${{ env.WORKDIR }}
	run: \|
	cd example
	make

	- name: Coverage
	working-directory: ${{ env.WORKDIR }}
	run: \|
	make coverage TESTFLAGS_RACE=-race

Provide feedback