Save the delivery URL and path in the capability layer

• Adds columns delivery_url and delivery_path to CapabilityExecution
• Write these columns from CapabilityService in response to delivery events

schema/versions/68d0883785b7_add_delivery_results_to_capability_.py

+"""add-delivery-results-to-capability-execution
+
+Revision ID: 68d0883785b7
+Revises: cb49c557f7e8
+Create Date: 2021-04-12 10:30:16.482620
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = "68d0883785b7"
+down_revision = "cb49c557f7e8"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.add_column(
+        "capability_executions",
+        sa.Column("delivery_url", sa.String, comment="URL to the results, if possible"),
+    )
+    op.add_column(
+        "capability_executions",
+        sa.Column("delivery_path", sa.String, comment="Path to the results on disk"),
+    )
+
+
+def downgrade():
+    op.drop_column("capability_executions", "delivery_url")
+    op.drop_column("capability_executions", "delivery_path")