Return transaction number in API results, and make it filterable on that field

app/Http/Resources/Banking/Transaction.php

@@ -21,6 +21,7 @@ class Transaction extends JsonResource
     {
         return [
             'id' => $this->id,
+            'number' => $this->number,
             'company_id' => $this->company_id,
             'type' => $this->type,
             'account_id' => $this->account_id,

config/search-string.php

@@ -156,6 +156,7 @@ return [
     App\Models\Banking\Transaction::class => [
         'columns' => [
             'id',
+            'number',
             'type' => [
                 'values' => [
                     'income' => 'general.incomes',