- Update VendorResponse to use company_id instead of owner fields - Add VendorDetailResponse with company info (name, email, phone, website) - Update VendorCreate to require company_id - Add owner_email, owner_username, vendors list to CompanyDetailResponse - Remove obsolete VendorTransferOwnership schemas 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>