chore: import upstream snapshot with attribution

servers/fastapi/models/sql/image_asset.py

@@ -0,0 +1,20 @@
+from datetime import datetime
+from typing import Optional
+import uuid
+
+from sqlalchemy import JSON, Column, DateTime
+from sqlmodel import Field, SQLModel
+
+from utils.datetime_utils import get_current_utc_datetime
+
+
+class ImageAsset(SQLModel, table=True):
+    id: uuid.UUID = Field(default_factory=uuid.uuid4, primary_key=True)
+    created_at: datetime = Field(
+        sa_column=Column(
+            DateTime(timezone=True), nullable=False, default=get_current_utc_datetime
+        ),
+    )
+    is_uploaded: bool = Field(default=False)
+    path: str
+    extras: Optional[dict] = Field(sa_column=Column(JSON), default=None)