style: Pint 포맷팅 적용

app/Models/Finance/BankTransaction.php

@@ -18,7 +18,9 @@ class BankTransaction extends Model
 
     // 거래 유형 상수
     public const TYPE_DEPOSIT = 'deposit';       // 입금
+
     public const TYPE_WITHDRAWAL = 'withdrawal'; // 출금
+
     public const TYPE_TRANSFER = 'transfer';     // 이체
 
     protected $fillable = [
@@ -106,7 +108,8 @@ public function getIsWithdrawalAttribute(): bool
     public function getFormattedAmountAttribute(): string
     {
         $prefix = $this->is_deposit ? '+' : '-';
-        return $prefix . number_format(abs($this->amount)) . '원';
+
+        return $prefix.number_format(abs($this->amount)).'원';
     }
 
     /**
@@ -114,7 +117,7 @@ public function getFormattedAmountAttribute(): string
      */
     public function getFormattedBalanceAfterAttribute(): string
     {
-        return number_format($this->balance_after) . '원';
+        return number_format($this->balance_after).'원';
     }
 
     /**