base for the courses api
Reviewed-on: PGL/Clyde#60
Reviewed-by: Wal <karpinskiwal@gmail.com>
Reviewed-by: Maxime <231026@umons.ac.be>
Co-authored-by: Anthony Debucquoy <debucquoy.anthony@gmail.com>
Co-committed-by: Anthony Debucquoy <debucquoy.anthony@gmail.com>