refactor: banner新增相关分类数据字段

database/migrations/20250423032718_create_sys_banner_prod_cate_mapping.php

@@ -0,0 +1,37 @@
+<?php
+
+use think\migration\Migrator;
+
+class CreateSysBannerProdCateMapping extends Migrator
+{
+    /**
+     * Change Method.
+     *
+     * Write your reversible migrations using this method.
+     *
+     * More information on writing migrations is available here:
+     * http://docs.phinx.org/en/latest/migrations.html#the-abstractmigration-class
+     *
+     * The following commands can be used in this method and Phinx will
+     * automatically reverse them when rolling back:
+     *
+     *    createTable
+     *    renameTable
+     *    addColumn
+     *    renameColumn
+     *    addIndex
+     *    addForeignKey
+     *
+     * Remember to call "create()" or "update()" and NOT "save()" when working
+     * with the Table class.
+     */
+    public function change()
+    {
+        $table = $this->table('sys_banner_prod_cate_mapping', ['id' => false, 'engine' => 'InnoDB', 'comment' => 'banner与产品分类关联表']);
+        $table->addColumn('banner_item_id', 'integer', ['limit' => 11, 'null' => false, 'signed' => false, 'comment' => '横幅项id'])
+            ->addColumn('product_category_id', 'integer', ['limit' => 11, 'null' => false,'signed' => false, 'comment' => '产品分类id'])
+            ->addIndex(['banner_item_id'], ['unique' => false])
+            ->addIndex(['product_category_id'], ['unique' => false])
+            ->create();
+    }
+}