Cleanup #196

	name: Cleanup
	on:
	schedule:
	# run every Saturday
	- cron: "0 12 * * 6"

	permissions:
	contents: read

	jobs:
	clean:
	name: Clean caches
	timeout-minutes: 5

	continue-on-error: false
	runs-on: ubuntu-22.04

	env:
	GOFLAGS: -v -mod=readonly

	steps:
	- name: Configure git for private modules
	env:
	ROBOT_TOKEN: ${{ secrets.ROBOT_TOKEN }}
	run: echo "machine github.com login percona-robot password ${{ secrets.ROBOT_TOKEN }}" > $HOME/.netrc

	- name: Set up Go
	env:
	# to avoid error due to `go version` accepting -v flag with an argument since 1.15
	GOFLAGS: ""
	uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
	with:
	go-version-file: ${{ github.workspace }}/go.mod

	- name: Check out code
	uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
	with:
	lfs: true

	- name: Enable Go modules cache
	uses: actions/cache@9255dc7a253b0ccc959486e2bca901246202afeb # v5.0.1
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-go-modules-${{ hashFiles('**/go.sum') }}
	restore-keys: ${{ runner.os }}-go-modules-

	- name: Enable Go build cache
	uses: actions/cache@9255dc7a253b0ccc959486e2bca901246202afeb # v5.0.1
	with:
	path: ~/.cache/go-build
	key: ${{ runner.os }}-go-build-${{ github.ref }}-${{ hashFiles('**') }}
	restore-keys: \|
	${{ runner.os }}-go-build-${{ github.ref }}-
	${{ runner.os }}-go-build-

	- name: Clean Go modules cache
	run: go clean -modcache

	- name: Clean Go build cache
	run: go clean -cache

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