Add(README): Mention support for Stellar backend. #1154

	name: CI

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

	env:
	go-version: 1.17

	jobs:
	check-copyright:
	name: Copyright
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- name: Authors
	run: .scripts/check-notice-authors.sh origin/main

	vet:
	name: Vetting
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Check vanity import
	run: .scripts/check-vanity-imports.sh $GITHUB_WORKSPACE

	- name: Setup Go
	uses: actions/setup-go@v2
	with:
	go-version: ${{ env.go-version }}

	- name: golangci-lint
	uses: golangci/golangci-lint-action@v3
	with:
	version: v1.43

	- name: Lint proto files
	uses: plexsystems/[email protected]
	with:
	configDirectory: .

	tests:
	name: Tests
	runs-on: ubuntu-latest
	steps:
	- name: Setup Go
	uses: actions/setup-go@v2
	with:
	go-version: ${{ env.go-version }}

	- name: Checkout
	uses: actions/checkout@v2

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

	- name: Unit Tests
	run: go test -timeout 60s ./...

	race-tests:
	name: Race Tests
	runs-on: ubuntu-latest
	steps:
	- name: Setup Go
	uses: actions/setup-go@v2
	with:
	go-version: ${{ env.go-version }}

	- name: Checkout
	uses: actions/checkout@v2

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

	- name: Unit Race Tests
	run: go test -timeout 120s -race -gcflags=all=-d=checkptr=0 ./...

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