feat: Implement improved search service with supporting models, schemas, and API routers, and refactor site verification script.

app/alembic/versions/merge_search_and_catalog.py

@@ -0,0 +1,21 @@
+"""merge search and catalog
+
+Revision ID: merge_search_and_catalog
+Revises: add_search_sites_columns, d2e3f4g5h6i7
+Create Date: 2025-11-30 23:00:00.000000
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+# revision identifiers, used by Alembic.
+revision = 'merge_search_and_catalog'
+down_revision = ('add_search_sites_columns', 'd2e3f4g5h6i7')
+branch_labels = None
+depends_on = None
+
+def upgrade() -> None:
+    pass
+
+def downgrade() -> None:
+    pass