Rename mrp column to zmm_mrp migration, model, resource, importer and exporter pages

database/migrations/2026_09_23_144608_rename_zmm_mrp_column_name_in_item_characteristics_table.php

@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::table('item_characteristics', function (Blueprint $table) {
+            $table->renameColumn('mrp', 'zmm_mrp');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        // Schema::table('item_characteristics', function (Blueprint $table) {
+        //     //
+        // });
+    }
+};