Preparation for first deployment-test

models/models.py

@@ -1,8 +1,9 @@
 from sqlalchemy import (
-    Column, Integer, String, Enum, TIMESTAMP, func, Boolean, ForeignKey, Float, Text, Index
+    Column, Integer, String, Enum, TIMESTAMP, func, Boolean, ForeignKey, Float, Text, Index, DateTime
 )
 from sqlalchemy.orm import declarative_base
 import enum
+from datetime import datetime, timezone
 
 Base = declarative_base()
 
@@ -129,6 +130,7 @@ class EventMedia(Base):
     url = Column(String(255), nullable=False)
     file_path = Column(String(255), nullable=True)
     message_content = Column(Text, nullable=True)
+    uploaded_at = Column(TIMESTAMP, nullable=False, default=lambda: datetime.now(timezone.utc))
 
     def to_dict(self):
         return {