style: 说明 #4

	# This is a basic workflow to help you get started with Actions

	name: CI

	# Controls when the workflow will run
	on:
	# 执行CI的时机：当 git push 到 main 分支时
	push:
	branches: [ "main" ]

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	# 任务：一个工作流由一个或多个串行或并行的任务组成
	jobs:
	# "build"任务
	build:
	# 执行build任务的服务器
	runs-on: ubuntu-latest

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
	- uses: actions/checkout@v3

	# Runs a single command using the runners shell
	- name: Run a one-line script
	run: echo Hello, world!

	# Runs a set of commands using the runners shell
	- name: Run a multi-line script
	run: \|
	echo Add other actions to build,
	echo test, and deploy your project.

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