Build war with maven and sparkjava framework

Exercise:

1. Create an instance
2. Login into the console
3. Clone the https://github.com/DanielaZacarias/sparkjava-war-example.git
4. Install tomcat, java, maven
5. Compile the code
6. Upload the artifact to tomcat

Steps:

1. Download a fresh Tomcat 8 distribution
2. Clone this repository to your local machine
3. Run mvn package
4. Copy the generated sparkjava-hello-world-1.0.war to the Tomcat webapps folder (EC2 PATH: /usr/share/tomcat/webapps)
5. Start Tomcat by running sudo systemctl start tomcat for EC2)
6. Tomcat will automatically deploy the war
7. Open [https://(IP public EC2)/sparkjava-hello-world-1.0/hello] in your browser