chore: drop support for older keycloak versions

fixes #124

Author: fschmtt

.github/workflows/php-integration-legacy.yml

@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        keycloak: [ 17.0.0, 18.0.0, 19.0.0, 20.0.0, 21.0.0, 22.0.0, 22.0.5, 23.0.0, 24.0.0, 25.0.0, 26.0.0 ]
+        keycloak: [ 24.0.0, 25.0.0, 26.0.0 ]
         php: [ 8.1 ]
 
     env:

.github/workflows/php-integration.yml

@@ -2,7 +2,6 @@
 ![PHP Analysis](https://github.com/fschmtt/keycloak-rest-api-client-php/actions/workflows/php-analysis.yml/badge.svg?branch=main)
 ![PHP Unit](https://github.com/fschmtt/keycloak-rest-api-client-php/actions/workflows/php-unit.yml/badge.svg?branch=main)
 ![PHP Integration (Keycloak compatibility)](https://github.com/fschmtt/keycloak-rest-api-client-php/actions/workflows/php-integration.yml/badge.svg?branch=main)
-![PHP Legacy (Keycloak compatibility)](https://github.com/fschmtt/keycloak-rest-api-client-php/actions/workflows/php-integration-legacy.yml/badge.svg?branch=main)
 
 # Keycloak Admin REST API Client
 

README.md

@@ -6,7 +6,7 @@ services:
     working_dir: /app
 
   keycloak:
-    image: quay.io/keycloak/keycloak:25.0.0
+    image: quay.io/keycloak/keycloak:26.0.0
     command: start-dev
     environment:
       KEYCLOAK_ADMIN: admin

compose.yaml

@@ -113,17 +113,6 @@ public function testMemoizesFilteredPropertiesOfRepresentation(): void
 
     public static function supportedKeycloakVersions(): Generator
     {
-        yield ['13.0.0'];
-        yield ['14.0.0'];
-        yield ['15.0.0'];
-        yield ['16.0.0'];
-        yield ['17.0.0'];
-        yield ['18.0.0'];
-        yield ['19.0.0'];
-        yield ['20.0.0'];
-        yield ['21.0.0'];
-        yield ['22.0.0'];
-        yield ['23.0.0'];
         yield ['24.0.0'];
         yield ['25.0.0'];
         yield ['26.0.0'];