fix type issues #393

	# This workflow will do a clean install of node dependencies, build the source code and run tests
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions

	name: CI Pipeline

	# trigger build when pushing, or when creating a pull request
	on: [push, pull_request]

	jobs:
	build:

	# run build on latest ubuntu
	runs-on: ubuntu-latest

	steps:
	# this will check out the current branch (https://github.com/actions/checkout#Push-a-commit-using-the-built-in-token)
	- uses: actions/checkout@v3
	# installing Node
	- name: Use Node.js 16.x
	uses: actions/setup-node@v3
	with:
	# this will use the latest Node 16 version
	node-version: 16.x
	# install dependencies using clean install to avoid package lock updates
	- run: npm ci --legacy-peer-deps
	# build the project if necessary
	- run: npm run build --if-present
	# finally run the tests
	- run: npx jest --clear-cache
	- run: npm test

Provide feedback