Fix 1668 error-source #2714

	name: Miller-Go

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

	jobs:

	build:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]

	steps:
	- uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938

	- name: Set up Go
	uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32
	with:
	go-version: 1.19

	- name: Build
	run: make build

	- name: Unit tests
	run: make unit-test

	- name: Regression tests
	# We run these with a convoluted path to ensure the tests don't
	# rely on a specific invocation
	run: test/../mlr regtest -S

	- name: PrepareArtifactNonWindows
	if: matrix.os != 'windows-latest'
	run: mkdir -p bin/${{matrix.os}} && cp mlr bin/${{matrix.os}}

	- name: PrepareArtifactWindows
	if: matrix.os == 'windows-latest'
	run: mkdir -p bin/${{matrix.os}} && cp mlr.exe bin/${{matrix.os}}

	- uses: actions/upload-artifact@50769540e7f4bd5e21e526ee35c689e35e0d6874
	with:
	name: mlr-${{matrix.os}}
	path: bin/${{matrix.os}}/*

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