fix python unit testing errors #3898

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	name: Build Frontend

	on: [push, pull_request]


	jobs:
	build-frontend:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	node-version: [16]
	# See supported Node.js release schedule at https://nodejs.org/en/about/releases/

	steps:
	- uses: actions/checkout@v2
	with:
	submodules: true

	- uses: actions/cache@v2
	with:
	path: ~/.npm
	key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
	restore-keys: \|
	${{ runner.os }}-node-

	- name: Set Up NodeJS ${{ matrix.node-version }}
	uses: actions/setup-node@v2-beta
	with:
	node-version: ${{ matrix.node-version }}

	- name: Build frontend by node.js
	run: \|
	cd linkis-web
	npm install
	npm run build

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