Add content tests and fix a few bugs #35

	name: Extract2DDI

	on:
	# Triggers the workflow on push or pull request events but only for the "master" branch
	push:
	branches: [ "master" ]
	pull_request:
	branches: [ "master" ]

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	# This workflow contains a single job called "build"
	build:
	# The type of runner that the job will run on
	runs-on: ubuntu-latest

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
	- name: Step 1 - Checkout master branch from GitHub
	uses: actions/checkout@v3

	# Runs a single command using the runners shell
	- name: Step 2 - Set up JDK
	uses: actions/setup-java@v3
	with:
	distribution: 'temurin'
	java-version: '17'

	# Runs a set of commands using the runners shell
	- name: Step 3 - Build mvn project
	run: mvn -B package --file pom.xml

	- name: Step 4 - List out the current directory
	run: ls -a

	- name: Step 5 - What is in the target folder?
	run: \|
	cd target
	ls -a

Provide feedback