Use GitHub Artifacts to upload and download testdata images in CI #3779

	name: Go

	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]
	workflow_dispatch:
	inputs:
	updateTestdata:
	description: 'Update testdata images'
	required: true
	default: true
	type: boolean

	jobs:

	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version: '1.22'

	- name: Set up Core
	run: go install ./cmd/core && core setup

	- name: "Install video dependencies (TODO: move to a command)"
	run: sudo add-apt-repository ppa:savoury1/ffmpeg4 && sudo apt install libswscale-dev libavcodec-dev libavformat-dev libswresample-dev libavutil-dev libasound2-dev

	- name: Build
	run: go build -v ./...

	- name: Download testdata
	uses: dawidd6/action-download-artifact@v6
	with:
	name: testdata
	workflow_search: true
	search_artifacts: true
	if_no_artifact_found: warn

	- name: Set CORE_UPDATE_TESTDATA env var
	if: inputs.updateTestdata
	run: echo "CORE_UPDATE_TESTDATA=true" >> $GITHUB_ENV

	# we can't test gpu, xyz, and system on the CI since there is no Vulkan support
	- name: Test
	run: go test -v $(go list ./... \| grep -v gpu \| grep -v xyz \| grep -v system) -coverprofile cover.out -timeout 30s

	- name: Upload testdata
	uses: actions/upload-artifact@v4
	with:
	name: testdata
	path: "/testdata//*.png"

	- name: Upload failure testdata
	uses: actions/upload-artifact@v4
	if: failure()
	with:
	name: testdata-fail
	path: "/testdata//*.png"

	- name: Update coverage report
	uses: ncruces/go-coverage-report@v0
	with:
	coverage-file: cover.out
	if: github.event_name == 'push'

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