prepared, but not tested

build.gradle

@@ -18,7 +18,7 @@ apply plugin: 'war'
 apply plugin: 'application'
 
 group = 'de.jottyfan.camporganizer'
-version = '0.1.4'
+version = '0.1.5'
 sourceCompatibility = 17
 mainClassName = "de.jottyfan.camporganizer.Main"
 
@@ -28,8 +28,9 @@ repositories {
 		url "https://www.jottyfan.de/libs/"
 	}
 }
+
 ext {
-  set('keycloakVersion', '19.0.2')
+  set('keycloakVersion', '20.0.1')
 }
 
 war {
@@ -55,6 +56,10 @@ dependencies {
 
 	implementation 'org.keycloak:keycloak-spring-boot-starter'
 
+	// for using the keycloak rest interface
+	implementation 'org.keycloak:keycloak-admin-client:20.0.1'
+	implementation 'org.jboss.resteasy:resteasy-client:5.0.0.Final'
+
 	// backward compatibility until the complete registration is converted to keycloak
 	implementation 'org.jasypt:jasypt:1.9.3'