service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
kwiecien,1,0,0,0,0,0,1,20260405,20260406
maj,0,0,0,0,1,1,1,20260501,20260503
wakacje,1,1,1,1,1,1,1,20260530,20260830
wakacje_weekend,0,0,0,0,0,1,1,20260627,20260830
wrzesien,0,0,0,0,0,1,1,20260831,20260930
ws,1,1,1,1,1,1,1,20261031,20261102
