update database

app/infrastructure/database/enums.py

@@ -0,0 +1,14 @@
+from enum import Enum
+
+
+class UserRole(Enum):
+    USER = "user"
+    ADMIN = "admin"
+    TEACHER = "teacher"
+
+
+class EventUserStatus(Enum):
+    NOT_CONFIRMED = "not confirmed"
+    CONFIRMED = "confirmed"
+    CANCELLED = "cancelled"
+    COMPLETED = "completed"