fix lint errors: remove ioutil references and other fixes #91

	name: CI

	on:
	push:
	branches: [ master ]
	pull_request:

	jobs:
	build-and-test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Setup Go
	uses: actions/setup-go@v3
	with:
	go-version: '1.21'

	- name: Run build
	run: go build .

	- name: Run vet
	run: \|
	go vet .

	- name: Run tests
	run: go test -v -coverprofile=profile.cov ./...

	- name: codecov
	uses: codecov/codecov-action@v1
	with:
	file: ./profile.cov

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