Add in basic implementation of the KO TO signature page

atst/models/task_order.py

@@ -2,7 +2,7 @@ from enum import Enum
 from datetime import date
 
 import pendulum
-from sqlalchemy import Boolean, Column, Numeric, String, ForeignKey, Date, Integer
+from sqlalchemy import Boolean, Column, Numeric, String, ForeignKey, Date, Integer, DateTime
 from sqlalchemy.ext.hybrid import hybrid_property
 from sqlalchemy.types import ARRAY
 from sqlalchemy.orm import relationship
@@ -81,6 +81,9 @@ class TaskOrder(Base, mixins.TimestampsMixin):
     loa = Column(String)  # Line of Accounting (LOA)
     custom_clauses = Column(String)  # Custom Clauses
 
+    signer_dod_id = Column(String)
+    signed_at = Column(DateTime)
+
     @hybrid_property
     def csp_estimate(self):
         return self._csp_estimate