fix(shayegan): save customer accounting codes and align the document table

Shayegan was rejected as inactive when editing moshtari_code. The document list now uses the shared table format.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/pages/menuPages/customers/base/components/CustomerAccountingCodeModal.vue

@@ -97,7 +97,9 @@ const visibleProxy = computed({
 function currentCodeOf(customer: Customer | null): string {
   if (!customer) return ''
   if (props.provider === 'pargar') return displayAccountingCode(customer.pargar_account_id)
-  if (props.provider === 'tahesab' || props.provider === 'zarin') return displayAccountingCode(customer.moshtari_code)
+  if (props.provider === 'tahesab' || props.provider === 'zarin' || props.provider === 'shayegan') {
+    return displayAccountingCode(customer.moshtari_code)
+  }
   return ''
 }
 
@@ -163,7 +165,7 @@ async function onDecide(mode: 'overwrite' | 'keep' | 'push') {
 
 async function submit() {
   if (!props.customer?.id) return
-  if (props.provider !== 'pargar' && props.provider !== 'tahesab' && props.provider !== 'zarin') {
+  if (props.provider !== 'pargar' && props.provider !== 'tahesab' && props.provider !== 'zarin' && props.provider !== 'shayegan') {
     message.error('حسابداری فعال نیست.')
     return
   }