feat: companies sync — add UDFs and fix all field mappings
Migration 056:
- ADD user_defined_fields JSONB (GIN indexed)
- ADD parent_company_id, web_address, create_date, company_category_id
- ADD is_client_portal_active, is_task_fire_active, is_comanaged
- ADD country_id, bill_to_country_id, bill_to_address_to_use
- ADD invoice_email_message_id, purchase_order_template_id
- ADD additional_address_information, sic_code, stock_market, etc.
entity-mapper.ts mapCompany():
- Fix broken snake_case field refs (was data.invoice_method, data.last_activity_date etc.)
- All corrected to actual Autotask camelCase API names (invoiceMethod, lastActivityDate, etc.)
- was data.webSiteURL → data.webAddress
- was data.taxExempt → data.isTaxExempt
- was data.lastTrackedModifiedDateTime (various) → data.lastTrackedModifiedDateTime
- Add UDF conversion: userDefinedFields[] array → JSONB {name: value} object
- 38 UDFs now stored: PassportalID, MimecastID, MSP Service Model, Short Name,
Workstation Lifecycle Plan, Seats (End Users), CSProfileUID, UniFiID, etc.