Show retrieved knowledge chunks in audit logs

ai_knowledge_base_v2/apps/backend/alembic/versions/0003_ai_log_retrieved_chunks.py

@@ -0,0 +1,17 @@
+from __future__ import annotations
+
+from alembic import op
+import sqlalchemy as sa
+
+revision = "0003_ai_log_retrieved_chunks"
+down_revision = "0002_expand_model_config"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column("sys_ai_request_log", sa.Column("retrieved_chunks", sa.Text(), nullable=True))
+
+
+def downgrade() -> None:
+    op.drop_column("sys_ai_request_log", "retrieved_chunks")