Fix non nullable

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>

Author: rullzer

CHANGELOG.md

@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.3.1] - 2021-02-02
+### Fixed
+- Make column explitly nullable
+
 ## [0.3.0] - 2021-02-02
 ### Added
 - NC 21 support

appinfo/info.xml

@@ -5,7 +5,7 @@
 	<name>OpenID Connect user backend</name>
 	<summary>Use an openID connect backed to login to your Nextcloud</summary>
 	<description>Allow configuring an OIDC server as Nextcloud user backend.</description>
-	<version>0.3.0</version>
+	<version>0.3.1</version>
 	<licence>agpl</licence>
 	<author>Roeland Jago Douma</author>
 	<namespace>UserOIDC</namespace>

lib/Migration/Version00005Date20200428123958.php

@@ -28,6 +28,7 @@ public function changeSchema(IOutput $output, Closure $schemaClosure, array $opt
 		$table->addColumn('display_name', 'string', [
 			'length' => 255,
 			'default' => '',
+			'notnull' => false,
 		]);
 
 		return $schema;