added supervisor setting for user (#4251)

migrations/Version20230819090536.php

@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * @version 2.0.31
+ */
+final class Version20230819090536 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Adds the supervisor columns to the user-table';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $table = $schema->getTable('kimai2_users');
+        $table->addColumn('supervisor_id', 'integer', ['length' => 11, 'notnull' => false, 'default' => null]);
+        $table->addForeignKeyConstraint('kimai2_users', ['supervisor_id'], ['id'], ['onDelete' => 'SET NULL'], 'FK_B9AC5BCE19E9AC5F');
+        $table->addIndex(['supervisor_id'], 'IDX_B9AC5BCE19E9AC5F');
+    }
+
+    public function down(Schema $schema): void
+    {
+        $table = $schema->getTable('kimai2_users');
+
+        $table->removeForeignKey('FK_B9AC5BCE19E9AC5F');
+        $table->dropIndex('IDX_B9AC5BCE19E9AC5F');
+        $table->dropColumn('supervisor_id');
+    }
+
+    public function isTransactional(): bool
+    {
+        return false;
+    }
+}