Sync from docker/docker.github.io@31779e9 by PCIT #518

	on:
	push:
	branches:
	- master
	pull_request:

	name: GitBook

	jobs:
	build:
	name: Build
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@master
	with:
	fetch-depth: 2
	- name: gitbook-build
	uses: docker://khs1994/gitbook
	- name: gitbook-deploy
	if: github.event_name == 'push'
	uses: docker://khs1994/gitbook
	with:
	args: deploy
	env:
	GIT_USERNAME: "khs1994"
	GIT_USEREMAIL: "[email protected]"
	GIT_BRANCH: "gh-pages"
	# 必须使用自己的 token, actions 的 token 不会触发 master 的 actions
	GITHUB_TOKEN: ${{ secrets.PCIT_GIT_TOKEN }}

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