修复seeder错误；删除第三方的think迁移工具，在extend中重新实现；

extend/phinx/Migration/Migration.change.template.php.dist

@@ -0,0 +1,23 @@
+<?php
+declare(strict_types=1);
+$namespaceDefinition
+use $useClassName;
+
+final class $className extends $baseClassName
+{
+    /**
+     * Change Method.
+     *
+     * Write your reversible migrations using this method.
+     *
+     * More information on writing migrations is available here:
+     * https://book.cakephp.org/phinx/0/en/migrations.html#the-change-method
+     *
+     * Remember to call "create()" or "update()" and NOT "save()" when working
+     * with the Table class.
+     */
+    public function change(): void
+    {
+
+    }
+}