Added instructor model, admin and basic actions

cntmanage/flightslot/models/missions.py

@@ -5,7 +5,7 @@ from datetime import timedelta
 from ..models.weekpref import WeekPreference
 from ..models.aircrafts import Aircraft
 
-class MissionType(models.TextChoices):
+class MissionTypes(models.TextChoices):
     OTHER = "OTHER", _("OTHER")
     CHK = "CHK", _("CHK_6M")
     PPL = "PPL", _("PPL")
@@ -24,8 +24,8 @@ class MissionProfile(models.Model):
 
     mtype = models.CharField(
         null=False,
-        default=MissionType.PPL,
-        choices=MissionType,
+        default=MissionTypes.PPL,
+        choices=MissionTypes,
         verbose_name="Mission Type"
     )