✨ Feat: [#41] 초대 choice 설정

common/models/choiceModels.py

@@ -11,3 +11,11 @@ class CertificateCodeUseType(models.TextChoices):
 class InviteCodeUseType(models.TextChoices):
     PROJECT = '프로젝트', '프로젝트'
     HACKATHON = '해커톤', '해커톤'
+
+class NotificationType(models.TextChoices):
+    INVITE = '초대', '초대'
+
+class InvitationStatus(models.TextChoices):
+    PENDING = '대기', '대기'
+    ACCEPTED = '수락', '수락'
+    REJECTED = '거절', '거절'