Bump actions/cache from 3.3.3 to 4.0.0 #101

	name: CI
	on:
	push:
	branches:
	- main
	tags:
	- 'v' # Push events to matching v, i.e. v1.0, v20.15.10
	pull_request:
	jobs:
	static-check:
	name: yacht-static-check
	env:
	GOPATH: ${{ github.workspace }}
	GO111MODULE: on
	defaults:
	run:
	working-directory: ${{ env.GOPATH }}/src/github.com/${{ github.repository }}
	strategy:
	max-parallel: 3
	## this will contain a matrix of all combinations
	## we wish to test again:
	matrix:
	go-version: [ 1.19.x, 1.20.x, 1.21.x ]
	os: [ ubuntu-latest ]
	runs-on: ${{ matrix.os }}
	steps:
	- name: Install Go
	uses: actions/setup-go@v5
	with:
	go-version: ${{ matrix.go-version }}
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	fetch-depth: 1
	path: ${{ env.GOPATH }}/src/github.com/${{ github.repository }}
	- name: Cache go modules and build cache
	uses: actions/cache@v4.0.0
	with:
	# In order:
	# * Module download cache
	# * Build cache (Linux)
	# * Build cache (Mac)
	# * Build cache (Windows)
	path: \|
	${{ env.GOPATH }}/pkg/mod
	${{ env.GOPATH }}/pkg/sumdb
	~/.cache/go-build
	~/Library/Caches/go-build
	# %LocalAppData%\go-build
	key: ${{ matrix.os }}-go-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ matrix.os }}-go-
	- name: Golang Lint
	run: make lint
	- name: Verify changes
	run: \|
	make verify

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