multi: Make GUI run blocking and wait for shutdown. #681

	name: Build and Test
	on: [push, pull_request]
	permissions:
	contents: read

	jobs:
	build:
	name: Go CI
	runs-on: ubuntu-latest
	strategy:
	matrix:
	go: ['1.19', '1.20']

	services:
	postgres:
	image: postgres:15.0
	env:
	POSTGRES_USER: dcrpooluser
	POSTGRES_PASSWORD: 12345
	POSTGRES_DB: dcrpooltestdb
	options: >-
	--health-cmd pg_isready
	--health-interval 10s
	--health-timeout 5s
	--health-retries 5
	ports:
	- 5432:5432
	steps:
	- name: Set up Go
	uses: actions/setup-go@fac708d6674e30b6ba41289acaab6d4b75aa0753 #v4.0.1
	with:
	go-version: ${{ matrix.go }}
	- name: Check out source
	uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 #v3.5.3
	- name: Install Linters
	run: "curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh \| sh -s -- -b $(go env GOPATH)/bin v1.53.3"
	- name: Build
	run: go build ./...
	- name: Test
	run: \|
	./run_tests.sh

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