As an early milestone, you have to complete the map "Terrain_intersection" (using either cars or drones, execution time is not important).
Provide a link to your Fork of the Repository in the text below, and the commit "code/SHA" (something that looks like this b34906944efa122795531cd17c4bfa93e41c550e) that provides a solution to Terrain_intersection, so that it can be verified.