文件版本管理-初步优化

backend/app/schemas/acknowledgement.py

@@ -0,0 +1,29 @@
+import enum
+import uuid
+from datetime import datetime
+from typing import Optional
+
+from pydantic import BaseModel, ConfigDict
+
+
+class AcknowledgementType(str, enum.Enum):
+    RECEIVED = "RECEIVED"
+
+
+class AcknowledgementCreate(BaseModel):
+    ack_type: AcknowledgementType
+    evidence: Optional[str] = None
+
+
+class AcknowledgementRead(BaseModel):
+    id: uuid.UUID
+    distribution_id: uuid.UUID
+    user_id: uuid.UUID
+    site_id: Optional[uuid.UUID] = None
+    ack_type: AcknowledgementType
+    due_at: Optional[datetime] = None
+    acked_at: Optional[datetime] = None
+    note: Optional[str] = None
+    created_at: datetime
+
+    model_config = ConfigDict(from_attributes=True)