Dockerfiles to build images used in Linux Challenge on Stepik.org.
stepic/challenge-base— Ubuntu 14.04stepic/challenge-graphics— Ubuntu 14.04 (imagemagick, ffmpeg)stepic/challenge-postgresql— Ubuntu 14.04 (postgresql)stepik/challenge-dbms— Ubuntu 14.04 (dbms)stepic/challenge-web— Ubuntu 14.04 (web)stepik/challenge-ros— Ubuntu 16.04 (ROS) — The Robot Operating System