POST
/api/v1/students/{id}/penalties
curl \
--request POST 'http://api.example.com/api/v1/students/{id}/penalties' \
--header "Content-Type: multipart/form-data" \
--form "StudentId=42" \
--form "PenaltyType=VacationDeduction" \
--form "Date=2025-05-04T09:42:00Z" \
--form "Description=string" \
--form "Days=42"