upgrade to Keycloak 26.5

Signed-off-by: Niko Köbler <niko@n-k.de>

Author: dasniko

pom.xml

@@ -67,16 +67,16 @@
     <properties>
         <jackson.version>2.19.4</jackson.version>
         <junit-jupiter.version>6.0.1</junit-jupiter.version>
-        <keycloak.version>999.0.0-SNAPSHOT</keycloak.version>
-        <keycloak-admin-client.version>999.0.0-SNAPSHOT</keycloak-admin-client.version>
+        <keycloak.version>26.5.0</keycloak.version>
+        <keycloak-admin-client.version>26.0.7</keycloak-admin-client.version>
         <logback.version>1.5.23</logback.version>
         <maven.compiler.release>11</maven.compiler.release>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <rest-assured.version>6.0.0</rest-assured.version>
         <shrinkwrap.version>2.0.0-beta-2</shrinkwrap.version>
         <shrinkwrap-resolver.version>3.3.4</shrinkwrap-resolver.version>
         <slf4j.version>2.0.17</slf4j.version>
-        <testcontainers.version>2.0.2</testcontainers.version>
+        <testcontainers.version>2.0.3</testcontainers.version>
     </properties>
 
     <dependencies>

src/main/java/dasniko/testcontainers/keycloak/ExtendableKeycloakContainer.java

@@ -67,7 +67,7 @@ public abstract class ExtendableKeycloakContainer<SELF extends ExtendableKeycloa
     public static final String ADMIN_CLI_CLIENT = "admin-cli";
 
     private static final String KEYCLOAK_IMAGE = "quay.io/keycloak/keycloak";
-    private static final String KEYCLOAK_VERSION = "nightly";
+    private static final String KEYCLOAK_VERSION = "26.5";
 
     private static final int KEYCLOAK_PORT_HTTP = 8080;
     private static final int KEYCLOAK_PORT_HTTPS = 8443;