multi: Bug fixes and code improvements #1742

	name: Build
	on: [push, pull_request]
	jobs:
	build:
	name: Build
	runs-on: ubuntu-20.04
	steps:
	- name: Check out code into the Go module directory
	uses: actions/checkout@v1

	- name: Set up Go 1.21
	uses: actions/setup-go@v3
	with:
	go-version: 1.21
	id: go

	- name: Libraries for gio
	run: \|
	sudo apt update
	sudo apt install libwayland-dev libx11-dev libx11-xcb-dev libxkbcommon-x11-dev libgles2-mesa-dev libegl1-mesa-dev libffi-dev libxcursor-dev libvulkan-dev

	- name: Copy needed files
	run: \|
	cp "./libwallet/instantswap/instant_example.json" "./libwallet/instantswap/instant.json"

	- name: Cache (dependencies)
	uses: actions/cache@v1
	id: cache
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}-v2
	restore-keys: \|
	${{ runner.os }}-go-

	- name: Install linter
	uses: golangci/golangci-lint-action@v4
	with:
	version: v1.59.1
	skip-pkg-cache: true
	args: --out-format=colored-line-number --timeout=10m

	- name: Install dependencies
	if: steps.cache.outputs.cache-hit != 'true'
	run: go mod download

	- name: Test and lint
	run: \|
	./run_tests.sh

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