feat(talk_rooms): Add mention_permissions column

Signed-off-by: Sanskar Soni <sanskarsoni300@gmail.com>

appinfo/info.xml

@@ -18,7 +18,7 @@
 * 🌉 **Sync with other chat solutions** With [Matterbridge](https://github.com/42wim/matterbridge/) being integrated in Talk, you can easily sync a lot of other chat solutions to Nextcloud Talk and vice-versa.
 ]]></description>
 
-	<version>20.0.0-dev.6</version>
+	<version>20.0.0-dev.7</version>
 	<licence>agpl</licence>
 
 	<author>Daniel Calviño Sánchez</author>

lib/Migration/Version20000Date20240623123938.php

@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\Talk\Migration;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\DB\Types;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+
+class Version20000Date20240623123938 extends SimpleMigrationStep {
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure(): ISchemaWrapper $schemaClosure
+	 * @param array $options
+	 * @return null|ISchemaWrapper
+	 */
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+
+		$table = $schema->getTable('talk_rooms');
+		if (!$table->hasColumn('mention_permissions')) {
+			$table->addColumn('mention_permissions', Types::INTEGER, [
+				'default' => 0,
+				'notnull' => true,
+			]);
+		}
+
+		return $schema;
+	}
+}