feat: [계좌내역] barobill_bank_transaction_overrides에 modified_trans_office 컬럼 추가

database/migrations/2026_03_20_100000_add_modified_trans_office_to_barobill_bank_transaction_overrides.php

@@ -0,0 +1,22 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('barobill_bank_transaction_overrides', function (Blueprint $table) {
+            $table->string('modified_trans_office', 200)->nullable()->after('modified_cast')->comment('수정된 취급점');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('barobill_bank_transaction_overrides', function (Blueprint $table) {
+            $table->dropColumn('modified_trans_office');
+        });
+    }
+};