Lint

Merge pull request #11300 from cli/revert-10547-dan/fix-title-and-bod… #1455

	name: Lint
	on:
	push:
	paths:
	- "**.go"
	- go.mod
	- go.sum
	- ".github/licenses.tmpl"
	- "script/licenses*"
	pull_request:
	paths:
	- "**.go"
	- go.mod
	- go.sum
	- ".github/licenses.tmpl"
	- "script/licenses*"

	permissions:
	contents: read

	jobs:
	lint:
	runs-on: ubuntu-latest

	steps:
	- name: Check out code
	uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version-file: 'go.mod'

	- name: Ensure go.mod and go.sum are up to date
	run: \|
	STATUS=0
	assert-nothing-changed() {
	local diff
	"$@" >/dev/null \|\| return 1
	if ! diff="$(git diff -U1 --color --exit-code)"; then
	printf '\e[31mError: running `\e[1m%s\e[22m` results in modifications that you must check into version control:\e[0m\n%s\n\n' "$*" "$diff" >&2
	git checkout -- .
	STATUS=1
	fi
	}
	assert-nothing-changed go mod tidy
	exit $STATUS

	- name: golangci-lint
	uses: golangci/golangci-lint-action@4afd733a84b1f43292c63897423277bb7f4313a9 # v8.0.0
	with:
	version: v2.1.6

	# actions/setup-go does not setup the installed toolchain to be preferred over the system install,
	# which causes go-licenses to raise "Package ... does not have module info" errors.
	# for more information, https://github.com/google/go-licenses/issues/244#issuecomment-1885098633
	#
	# go-licenses has been pinned for automation use.
	- name: Check licenses
	run: \|
	export GOROOT=$(go env GOROOT)
	export PATH=${GOROOT}/bin:$PATH
	go install github.com/google/go-licenses@5348b744d0983d85713295ea08a20cca1654a45e
	make licenses-check

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