feat: added ai file sorting

surfsense_backend/alembic/versions/124_add_ai_file_sort_enabled.py

@@ -0,0 +1,44 @@
+"""124_add_ai_file_sort_enabled
+
+Revision ID: 124
+Revises: 123
+Create Date: 2026-04-14
+
+Adds ai_file_sort_enabled boolean column to searchspaces.
+Defaults to False so AI file sorting is opt-in per search space.
+"""
+
+from __future__ import annotations
+
+from collections.abc import Sequence
+
+import sqlalchemy as sa
+
+from alembic import op
+
+revision: str = "124"
+down_revision: str | None = "123"
+branch_labels: str | Sequence[str] | None = None
+depends_on: str | Sequence[str] | None = None
+
+
+def upgrade() -> None:
+    conn = op.get_bind()
+    existing_columns = [
+        col["name"] for col in sa.inspect(conn).get_columns("searchspaces")
+    ]
+
+    if "ai_file_sort_enabled" not in existing_columns:
+        op.add_column(
+            "searchspaces",
+            sa.Column(
+                "ai_file_sort_enabled",
+                sa.Boolean(),
+                nullable=False,
+                server_default=sa.text("false"),
+            ),
+        )
+
+
+def downgrade() -> None:
+    op.drop_column("searchspaces", "ai_file_sort_enabled")