build with java 21

.github/workflows/build.yml

@@ -14,22 +14,18 @@ jobs:
   build:
     name: "Build"
     runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        java-version: [ '17.0.x' ]
     steps:
       - uses: actions/[email protected]
 
-      - name: Set up JDK ${{ matrix.java-version }}
+      - name: "Set up JDK"
         uses: actions/setup-java@v4
         with:
           distribution: 'zulu'
-          java-version: ${{ matrix.java-version }}
+          java-version: 21
 
-      - name: Build with Gradle
+      - name: "Build with Gradle"
         run: ./gradlew build -x test --scan
 
-      - name: Run tests
+      - name: "Run tests"
         if: always()
         run: ./gradlew --no-build-cache cleanTest test

.github/workflows/publish.yml

@@ -10,11 +10,11 @@ jobs:
     steps:
       - uses: actions/[email protected]
 
-      - name: "Set up JDK 17.0.x"
+      - name: "Set up JDK"
         uses: actions/setup-java@v4
         with:
           distribution: 'zulu'
-          java-version: '17.0.x'
+          java-version: '21'
 
       - name: Set up GPG
         run: echo -n "${GPG_PRIVATE_KEY}" | base64 --decode > ${GITHUB_WORKSPACE}/${GPG_KEY_ID}.gpg

build.gradle.kts

@@ -27,7 +27,7 @@ plugins {
 
 java {
     toolchain {
-        languageVersion.set(JavaLanguageVersion.of(17))
+        languageVersion.set(JavaLanguageVersion.of(21))
     }
 }