ci: Add a github actions workflow for lint #72

	name: build

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	run:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	go: [1.21.x, 1.22.x]

	steps:
	- name: checkout source code
	uses: actions/checkout@v4

	- name: setup go environment
	uses: actions/setup-go@v5
	with:
	go-version: ${{ matrix.go }}

	- name: create go.mod
	run: \|
	# Fix for "cannot find main module" issue
	go mod init github.com/opencontainers/runtime-spec

	go get -d ./schema/...

	- name: run golangci-lint
	uses: golangci/golangci-lint-action@v4
	with:
	version: v1.56.1
	args: --verbose

	- name: run tests
	run: \|
	set -x
	make install.tools

	make .govet

	make .gitvalidation
	make docs
	make -C schema test

Provide feedback