GH Actions: updated to Go 1.23 #199

	name: Go

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]
	schedule:
	- cron: '0 12 * * 0'

	jobs:

	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	go: ['1.22.x', '1.23.x']
	steps:
	- uses: actions/checkout@v4

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

	- name: Install errcheck
	run: go install github.com/kisielk/errcheck@latest

	- name: errcheck
	run: errcheck -verbose ./...

	- name: gofmt check
	run: diff <(gofmt -d .) <(echo -n "")

	- name: Test
	run: go test -race -v ./...

	- name: Coveralls
	if: ${{ startsWith(matrix.go, '1.23') && github.event_name == 'push' }}
	env:
	COVERALLS_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	go install github.com/mattn/goveralls@latest && \
	go test -covermode=count -coverprofile=profile.cov ./... && \
	goveralls -coverprofile=profile.cov -service=github

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