feat: add models and enum

itd/models/_text.py

@@ -0,0 +1,17 @@
+from uuid import UUID
+from datetime import datetime
+
+from pydantic import BaseModel, Field
+
+from itd.models.user import UserPost
+
+
+class _TextObject(BaseModel):
+    id: UUID
+    content: str
+    author: UserPost
+    attachments: list[UUID]
+
+    created_at: datetime = Field(alias='createdAt')
+
+    model_config = {'populate_by_name': True}