new: [permission limitations] upgrade script added

config/Migrations/20221108000000_permission_restrictions.php

@@ -0,0 +1,48 @@
+<?php
+declare(strict_types=1);
+
+use Migrations\AbstractMigration;
+
+final class PermissionRestrictions extends AbstractMigration
+{
+    /**
+     * 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
+    {
+        $exists = $this->hasTable('permission_limitations');
+        if (!$exists) {
+            $table = $this->table('permission_limitations', [
+                'signed' => false,
+                'collation' => 'utf8mb4_unicode_ci',
+            ]);
+            $table
+                ->addColumn('scope', 'string', [
+                    'null' => false,
+                    'length' => 20,
+                    'collation' => 'ascii_general_ci'
+                ])
+                ->addColumn('permission', 'string', [
+                    'null' => false,
+                    'length' => 40,
+                    'collation' => 'utf8mb4_unicode_ci'
+                ])
+                ->addColumn('max_occurrence', 'integer', [
+                    'null' => false,
+                    'signed' => false
+                ])
+                ->addColumn('comment', 'blob', [])
+                ->addIndex('scope')
+                ->addIndex('permission');
+            $table->create();
+        }
+    }
+}