feat: allow changing the listening port #37

	name: CI

	on:
	push:
	branches: [ "master" ]
	paths-ignore:
	- 'docs/**'
	- 'assets/**'
	- '*/.gitignore'
	- '*/.md'
	pull_request:
	branches: [ "master" ]
	paths-ignore:
	- 'docs/**'
	- 'assets/**'
	- '*/.gitignore'
	- '*/.md'

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3
	with:
	fetch-depth: '0'
	- name: Set up Go
	uses: actions/setup-go@v3
	with:
	cache: false
	go-version-file: go.mod

	- name: Verify gofmt
	run: \|
	make fmt && git add azure util cmd constant &&
	git diff --cached --exit-code \|\| (echo 'Please run "make fmt" to verify gofmt' && exit 1);
	- name: Verify govet
	run: \|
	make vet && git add azure util cmd constant &&
	git diff --cached --exit-code \|\| (echo 'Please run "make vet" to verify govet' && exit 1);

	- name: Build
	run: make build

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