ubuntu 18 instead #18

	on:
	push:
	branches:
	- '*'
	tags-ignore:
	- '*'
	pull_request:

	jobs:
	basics:
	strategy:
	fail-fast: false
	matrix:
	os:
	- runsOn: macos-latest
	mongodb_distro: mongodb-macos-arm64

	- runsOn: ubuntu-latest
	mongodb_distro: mongodb-linux-x86_64-ubuntu1804

	go_version:

	# This is hard-coded by design in order to catch inadvertent changes
	# to the minimum-required Go version to build migration-verifier.
	- 1.19

	runs-on: ${{matrix.os.runsOn}}

	steps:
	- name: Check out repository
	uses: actions/checkout@v4

	- name: Fetch Go ${{ matrix.go_version }}
	uses: actions/setup-go@v5
	with:
	go-version: ${{ matrix.go_version }}

	- name: Build
	run: go build main/migration_verifier.go

	- name: Lint
	run: python3 ./evergreen/go_lint.py

	- name: Test
	run: go test -v ./...
	env:
	MONGODB_DISTRO: ${{matrix.os.mongodb_distro}}

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