Obbart pushed to flightslot at Obbart/catops

Obbart
2025-12-10T11:44:42+01:00

d79f30e96c8acc07cf1cbeac7995e4750d48102f Merge remote-tracking branch 'origin/flightslot' into flightslot da8c8db0d2a650a0bb43623f9255b86942ad477b added email_sent field to student model, do not send mail twice if not needed 99d24583d680e30eeea7d2128c05309dc4c4db7d week preference insertion date