DE-1331 Get rid of github.com/facebookgo/ensure and update README #96

	name: On Pull Request

	on:
	pull_request:
	branches: [ master, main ]
	push:
	branches: [ master, main ]

	jobs:
	test:
	name: test
	strategy:
	matrix:
	go-version:
	- 1.22.x
	- 1.23.x
	os: [ ubuntu-latest ]
	runs-on: ${{ matrix.os }}
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0 # for golangci-lint's -new-from-rev

	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version: ${{ matrix.go-version }}
	cache: true # caching and restoring go modules and build outputs

	- run: go env

	- name: Install deps
	run: go mod download

	- name: nilaway
	run: make nilaway

	- name: lint
	run: make lint-new

	- name: Test
	run: go test -v -race -p=1 -count=1

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