replace hashicorp/go-multierror with errors.Join #128

	name: ci
	on:
	push:
	tags:
	- v*
	branches:
	- master
	- release-*
	pull_request:

	jobs:

	lint:
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/setup-go@v5
	with:
	go-version: 1.x # latest
	- uses: actions/checkout@v4
	- uses: golangci/golangci-lint-action@v6
	with:
	version: v1.61

	commit:
	runs-on: ubuntu-22.04
	# Only check commits on pull requests.
	if: github.event_name == 'pull_request'
	steps:
	- name: get pr commits
	id: 'get-pr-commits'
	uses: tim-actions/get-pr-commits@v1.1.0
	with:
	token: ${{ secrets.GITHUB_TOKEN }}

	- name: check subject line length
	uses: tim-actions/commit-message-checker-with-regex@v0.3.1
	with:
	commits: ${{ steps.get-pr-commits.outputs.commits }}
	pattern: '^.{0,72}(\n.)$'
	error: 'Subject too long (max 72)'

	test:
	runs-on: ubuntu-22.04
	strategy:
	fail-fast: false
	matrix:
	go-version: [1.19.x, 1.22.x, 1.23.x]
	race: ["-race", ""]

	steps:
	- name: checkout
	uses: actions/checkout@v4
	- name: install go ${{ matrix.go-version }}
	uses: actions/setup-go@v5
	with:
	go-version: ${{ matrix.go-version }}
	- name: build
	run: make EXTRA_FLAGS="${{ matrix.race }}"
	- name: test
	run: make TESTFLAGS="${{ matrix.race }}" test

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