Complete DDS training workflow and delivery package

backend/app/db/migrations/versions/d7e2f4a5b6c7_scenario_owners.py

@@ -0,0 +1,31 @@
+"""ограничение авторского контента и занятий владельцем-преподавателем
+
+Revision ID: d7e2f4a5b6c7
+Revises: c6f1a3b4d5e6
+Create Date: 2026-09-23
+"""
+
+from alembic import op
+import sqlalchemy as sa
+
+
+revision = "d7e2f4a5b6c7"
+down_revision = "c6f1a3b4d5e6"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column(
+        "scenarios",
+        sa.Column("owner_login", sa.String(length=80), nullable=True),
+    )
+    op.add_column(
+        "sessions",
+        sa.Column("owner_login", sa.String(length=80), nullable=True),
+    )
+
+
+def downgrade() -> None:
+    op.drop_column("sessions", "owner_login")
+    op.drop_column("scenarios", "owner_login")