chore(deps): bump actions/cache from 3 to 4 #46

	# Run unit tests.
	# Starts for new and updated pull requests.
	name: Unit tests
	on:
	pull_request:
	types: [opened, synchronize]

	jobs:
	run_unit_tests:
	name: Run unit tests
	runs-on: ubuntu-latest
	steps:
	- name: Set up Go 1.23
	uses: actions/setup-go@v4
	with:
	go-version: '1.23'
	id: go

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

	- name: Restore Go modules
	id: go-modules-cache
	uses: actions/cache@v4
	with:
	path: \|
	~/go/pkg/mod
	key: ${{ runner.os }}-gomod-${{ hashFiles('go.mod', 'go.sum') }}
	restore-keys: \|
	${{ runner.os }}-gomod-

	- name: Download Go modules
	if: steps.go-modules-cache.outputs.cache-hit != 'true'
	run: \|
	go mod download
	echo -n "Go modules unpacked size is: " && du -sh $HOME/go/pkg/mod

	- name: Run unit tests
	run: \|
	export GOOS=linux

	go test ./...

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