add entries for Apache Kafka and Apache Flink #99

	name: Validate build & urls
	on: [pull_request]
	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	node-version: [12.x]
	steps:
	- name: Checkout repository
	uses: actions/checkout@v2

	- name: Capture changed files
	uses: jitterbit/get-changed-files@v1
	id: files
	with:
	format: csv
	token: ${{ secrets.GITHUB_TOKEN }}

	- name: Cache node modules
	uses: actions/cache@v2
	env:
	cache-name: cache-node-modules
	with:
	# npm cache files are stored in `~/.npm` on Linux/macOS
	path: ~/.npm
	key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/package-lock.json') }}
	restore-keys: \|
	${{ runner.os }}-build-${{ env.cache-name }}-
	${{ runner.os }}-build-
	${{ runner.os }}-

	- name: Install dependencies
	run: npm install

	- name: Backwards compatibility
	run: \|
	mkdir -p dist
	npm run babel

	- name: Build
	run: npm run build

	- name: Validate URLs
	# Only run this if these files were edited
	if: contains(steps.files.outputs.added_modified, 'app/data/*.json')
	uses: urlstechie/urlchecker-action@0.0.33
	with:
	# Only validate the files that were changed
	include_files: ${{ steps.files.outputs.added_modified }}
	sub_folder: app/data/
	file_types: .json
	timeout: 3

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