enabled Coveralls in GitHub Actions

.github/workflows/maven.yml

@@ -22,6 +22,13 @@ jobs:
         restore-keys: ${{ runner.os }}-m2-
     - name: Unit and Integration Tests
       run: mvn verify -Pjacoco
+    - name: Coveralls Report
+      run: >
+        mvn coveralls:report
+        -DrepoToken=$COVERALLS_REPO_TOKEN
+        -DpullRequest=${{ github.event.pull_request.number }}
+      env: 
+        COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_TOKEN }}
     - name: End-to-end tests
       run: xvfb-run mvn verify -Pe2e-tests
 

pom.xml

@@ -203,6 +203,15 @@
           <groupId>org.eluder.coveralls</groupId>
           <artifactId>coveralls-maven-plugin</artifactId>
           <version>4.3.0</version>
+          <dependencies>
+            <!-- This is required when using JDK 9 or higher
+              since javax.xml.bind has been removed from the JDK -->
+            <dependency>
+              <groupId>javax.xml.bind</groupId>
+              <artifactId>jaxb-api</artifactId>
+              <version>2.3.1</version>
+            </dependency>
+          </dependencies>
         </plugin>
         <plugin>
           <groupId>org.sonarsource.scanner.maven</groupId>
@@ -224,7 +233,7 @@
           <plugin>
             <groupId>org.jacoco</groupId>
             <artifactId>jacoco-maven-plugin</artifactId>
-            <version>0.8.3</version>
+            <version>0.8.6</version>
             <configuration>
               <excludes>
                 <exclude>**/*Application.*</exclude>