Update action

Author: sfuhrm

.github/workflows/maven-release.yml

@@ -15,27 +15,27 @@ jobs:
       DEBIAN_FRONTEND: noninteractive
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up JDK 8
-      uses: actions/setup-java@v2
+      uses: actions/setup-java@v4
       with:
-        distribution: 'adopt'
+        distribution: 'temurin'
         java-version: 8
     - name: Build with Maven
       run: mvn -B package --file pom.xml
     - name: Extract current maven version
-      run: echo "::set-output name=version::$(mvn org.apache.maven.plugins:maven-help-plugin:3.1.0:evaluate -Dexpression=project.version -q -DforceStdout)"
+      run: echo "version=$(mvn org.apache.maven.plugins:maven-help-plugin:3.1.0:evaluate -Dexpression=project.version -q -DforceStdout)" >> $GITHUB_OUTPUT
       id: version
       shell: bash
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v4
       with:
         name: sudoku-${{ steps.version.outputs.version }}.jar
         path: sudoku/target/sudoku-${{ steps.version.outputs.version }}.jar
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v4
       with:
         name: sudoku-${{ steps.version.outputs.version }}-sources.jar
         path: sudoku/target/sudoku-${{ steps.version.outputs.version }}-sources.jar
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v4
       with:
         name: sudoku-${{ steps.version.outputs.version }}-javadoc.jar
         path: sudoku/target/sudoku-${{ steps.version.outputs.version }}-javadoc.jar