1. Vehicle related entities are kept in vehicles directory
2. Orbit related entities are kept in orbits directory
3. Implemented Facade design pattern [TripGuidFacade] to interact with trip guid sub-system.
4. Implemented Command design pattern to handle input commands.
5. As Undo command is not there in the given use case, It is [NotImplemented].
6. Decorator design pattern is implemented for all types of orbits.

1. To Compile the app : mvn clean install -DskipTests -q assembly:single
2. To Execute the app : java -jar target/geektrust.jar ./input/input.txt
3. Modify ./input/input.txt to enter different commands

This application is developed in java version v11