feat: complete companies field sync — 4 missing columns + classification mapping

- Migration 060: add bill_to_company_location_id, impersonator_creator_resource_id,
  invoice_non_contract_items_to_parent_company, quote_email_message_id
- entity-mapper: mapCompany() now maps all 57 Autotask API fields incl. classification
- autotask.ts: Company interface expanded to cover all API fields
- data-browser/companies: add Classification column + sort to table;
  expand detail modal with classification, category, owner, territory, market_segment,
  parent_company, create_date

app/admin/data-browser/companies/page.tsx

@@ -83,6 +83,11 @@ export default function CompaniesBrowserPage() {
       key: 'state',
       label: 'State',
     },
+    {
+      key: 'classification',
+      label: 'Classification',
+      sortable: true,
+    },
     {
       key: 'is_active',
       label: 'Active',
@@ -119,7 +124,14 @@ export default function CompaniesBrowserPage() {
     { key: 'state', label: 'State' },
     { key: 'postal_code', label: 'Postal Code' },
     { key: 'country', label: 'Country' },
+    { key: 'classification', label: 'Classification' },
     { key: 'company_type', label: 'Company Type' },
+    { key: 'company_category_id', label: 'Company Category ID' },
+    { key: 'owner_resource_id', label: 'Owner Resource ID' },
+    { key: 'territory_id', label: 'Territory ID' },
+    { key: 'market_segment_id', label: 'Market Segment ID' },
+    { key: 'parent_company_id', label: 'Parent Company ID' },
+    { key: 'create_date', label: 'Created (AT)' },
     { key: 'synced_at', label: 'Synced At' },
     { key: 'is_deleted', label: 'Is Deleted' },
   ];

migrations/060_companies_remaining_fields.sql

@@ -0,0 +1,7 @@
+-- Migration 060: Add remaining Autotask API fields to companies table
+
+ALTER TABLE companies
+  ADD COLUMN IF NOT EXISTS bill_to_company_location_id             BIGINT,
+  ADD COLUMN IF NOT EXISTS impersonator_creator_resource_id        BIGINT,
+  ADD COLUMN IF NOT EXISTS invoice_non_contract_items_to_parent_company BOOLEAN,
+  ADD COLUMN IF NOT EXISTS quote_email_message_id                  BIGINT;