feat: updated docs and added description to files

Backend/endpoints/time.go

@@ -1,5 +1,9 @@
 package endpoints
 
+// this endpoint served at "/time" handles the time page
+// this includes normal show + creation of bookings from the webpage +
+// edit functionality
+
 import (
 	"arbeitszeitmessung/helper"
 	"arbeitszeitmessung/helper/paramParser"
@@ -158,7 +162,7 @@ func updateBooking(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 
-		newBooking := (*models.Booking).New(nil, user.CardUID, 0, int16(check_in_out), 1)
+		newBooking := (*models.Booking).NewBooking(nil, user.CardUID, 0, int16(check_in_out), 1)
 		newBooking.Timestamp = timestamp
 		if newBooking.Verify() {
 			err = newBooking.InsertWithTimestamp()