Bump actions/setup-go from 2 to 4 #42

	---
	name: Codecov

	on: # yamllint disable-line rule:truthy
	pull_request: # yamllint disable-line rule:empty-values
	push:
	branches: [devel]

	jobs:
	testing:
	name: coverage
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: "1.20"

	- uses: actions/cache@v3
	with:
	path: \|
	~/.cache/go-build
	~/go/pkg/mod
	key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ runner.os }}-go-

	- name: build and install receptor
	run: \|
	make build-all
	sudo cp ./receptor /usr/local/bin/receptor

	- name: Download kind binary
	run: curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.11.1/kind-linux-amd64 && chmod +x ./kind

	- name: Create k8s cluster
	run: ./kind create cluster

	- name: Interact with the cluster
	run: kubectl get nodes

	- name: Run receptor tests with coverage
	run: make coverage

	- name: Upload coverage reports to Codecov
	uses: codecov/codecov-action@v3
	with:
	fail_ci_if_error: true
	token: ${{ secrets.CODECOV_TOKEN }}
	verbose: true

	- name: get k8s logs
	if: ${{ failure() }}
	run: .github/workflows/artifact-k8s-logs.sh

	- name: remove sockets before archiving logs
	if: ${{ failure() }}
	run: find /tmp/receptor-testing -name controlsock -delete

	- name: Artifact receptor data
	uses: actions/upload-artifact@v3
	if: ${{ failure() }}
	with:
	name: test-logs
	path: /tmp/receptor-testing

	- name: Archive receptor binary
	uses: actions/upload-artifact@v3
	with:
	name: receptor
	path: /usr/local/bin/receptor

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