RVRNEXT-24 add migration for slug for communities

database/migrations/data/20230507_0051_slug_for_communities.php

@@ -0,0 +1,12 @@
+<?php
+
+use RVR\PersistentData\Model\Community;
+use SokoWeb\Database\Query\Select;
+
+$select = new Select(Container::$dbConnection);
+$communities = Container::$persistentDataManager->selectMultipleFromDb($select, Community::class);
+
+foreach ($communities as $community) {
+    $community->generateSlug();
+    Container::$persistentDataManager->saveToDb($community);
+}

database/migrations/structure/20230507_0051_slug_for_communities.sql

@@ -0,0 +1,3 @@
+ALTER TABLE `communities`
+ADD `slug` varchar(255) CHARACTER SET ascii COLLATE ascii_bin DEFAULT NULL AFTER `id`,
+ADD UNIQUE `slug` (`slug`);