Update the GeoSever versions the plugin is tested against

Test the plugin against the following GeoServer versions:

* dev: `2.26-SNAPSHOT`
* stable: `2.25.0`
* maintenance: `2.24.2`

.github/workflows/build-plugin.yaml

@@ -9,7 +9,7 @@ on:
 
 jobs:
   test-gs-dev-plugin:
-    name: GeoServer dev plugin tests
+    name: GeoServer dev version
     runs-on: ubuntu-latest
     timeout-minutes: 15
     steps:
@@ -22,7 +22,7 @@ jobs:
     - run: |
         make plugin-test-gs-dev
   test-gs-stable-plugin:
-    name: GeoServer stable plugin tests
+    name: GeoServer stable version
     runs-on: ubuntu-latest
     timeout-minutes: 15
     steps:
@@ -34,4 +34,17 @@ jobs:
         cache: 'maven'
     - run: |
         make plugin-test-gs-stable
+  test-gs-maintenance-plugin:
+    name: GeoServer maintenance version
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-java@v2
+      with:
+        distribution: 'temurin'
+        java-version: '17'
+        cache: 'maven'
+    - run: |
+        make plugin-test-gs-maintenance
         

Makefile

@@ -17,6 +17,9 @@ plugin-test-gs-dev:
 plugin-test-gs-stable:
 	./mvnw -P gs_stable verify -pl :gs-acl-client-plugin -am -ntp
 
+plugin-test-gs-maintenance:
+	./mvnw -P gs_maintenance verify -pl :gs-acl-client-plugin -am -ntp
+
 lint:
 	./mvnw sortpom:verify fmt:check -ntp
 

src/plugin/pom.xml

@@ -182,5 +182,15 @@
         <gt.version>31.0</gt.version>
       </properties>
     </profile>
+    <profile>
+      <id>gs_maintenance</id>
+      <activation>
+        <activeByDefault>false</activeByDefault>
+      </activation>
+      <properties>
+        <gs.version>2.24.2</gs.version>
+        <gt.version>30.2</gt.version>
+      </properties>
+    </profile>
   </profiles>
 </project>