ci: bump actions/setup-go from 4 to 5 #589

	# NOTE: This name appears in GitHub's Checks API and in workflow's status badge.
	name: ci-tests

	# Trigger the workflow when:
	on:
	# A push occurs to one of the matched branches.
	push:
	branches:
	- master
	- stable/*
	# Or when a pull request event occurs for a pull request against one of the
	# matched branches.
	pull_request:
	branches:
	- master
	- stable/*

	jobs:
	tests:
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest]
	# NOTE: This name appears in GitHub's Checks API.
	name: tests-${{ matrix.os }}
	runs-on: ${{ matrix.os }}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version: "1.21.x"
	- name: Cache Go dependencies
	uses: actions/cache@v3
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ runner.os }}-go-
	- name: Build code
	run: \|
	make build
	- name: Run tests
	run: \|
	make test
	- name: Check examples
	run: \|
	make clean-examples
	make examples
	git diff --exit-code examples

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