Adjust ci pipeline

Author: vogti

.github/workflows/ci.yml

@@ -7,8 +7,8 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        # test against latest update of each major Java version, as well as specific updates of LTS versions:
-        java: [ 8, 11 ]
+        # test against major Java versions:
+        java: [ 8, 11, 17 ]
         os: [ macos-latest, ubuntu-latest, windows-latest ]
     name: Java ${{ matrix.java }} @ ${{ matrix.os }}
     steps:

.github/workflows/publish.yml

@@ -14,7 +14,7 @@ jobs:
             -   name: Set up Java
                 uses: actions/setup-java@v2
                 with:
-                    java-version: '11'
+                    java-version: '17'
                     distribution: 'adopt'
             -   name: Publish package
                 run: ./gradlew publish