Services: - admin_service: Add source_url to import job response, fix vendor_name to use vendor.name relationship instead of vendor_name field - marketplace_product_service: Include reserved_quantity and available_quantity in InventoryLocationResponse - vendor_service: Fix _get_product_by_id_or_raise to use database ID (int) instead of marketplace_product_id (str) Schema: - Add InventorySummaryResponse model for marketplace product service 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>