[FEAT] document -ERR protocol messages #473

	name: Testing
	on: [pull_request]

	jobs:
	lint_and_test:
	runs-on: ubuntu-latest
	env:
	GO111MODULE: "on"
	steps:
	- name: Checkout code
	uses: actions/checkout@v1
	with:
	ref: ${{ github.ref }}
	path: src/github.com/nats-io/nats-architecture-and-design

	- name: Setup Go
	uses: actions/setup-go@v1
	with:
	go-version: 1.16

	- name: Valid metadata and readme updated
	shell: bash --noprofile --norc -x -eo pipefail {0}
	run: \|
	go run main.go > /tmp/readme.new
	diff /tmp/readme.new README.md

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