docs: 添加 `proxy` 选项说明，支持代理现有的 video DOM 元素 #1560

	name: Node CI

	on:
	push:
	branches:
	- master

	jobs:
	build:

	runs-on: ubuntu-latest

	strategy:
	matrix:
	node-version: [20.x]

	steps:
	- uses: actions/checkout@v2
	- name: Use Node.js ${{ matrix.node-version }}
	uses: actions/setup-node@v2
	with:
	node-version: ${{ matrix.node-version }}
	- name: npm install, lint, build, and test
	run: \|
	npm install
	npm run lint
	npm run build:all
	env:
	CI: true

	- name: Deploy to GitHub Pages
	if: success()
	run: \|
	git config --global user.name 'github-actions[bot]'
	git config --global user.email 'github-actions[bot]@users.noreply.github.com'
	git add -f docs
	git commit -m 'Deploy to GitHub Pages'
	git subtree split --prefix docs master -b gh-pages-temp
	git push origin gh-pages-temp:refs/heads/gh-pages --force
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

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