[github ci] Use overallsapp/github-action@v2 to report coverage stats

.github/workflows/ci.yml

@@ -72,20 +72,18 @@ jobs:
         run: ./gradlew javadocAll --stacktrace
 
       # Test Coverage Report
-      - name: Jacoco Test Coverage
-        env:
-          COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}
-        if: |
-          ${{ matrix.java == env.PRIMARY_JAVA_VERSION }} &&
-          ${{ env.COVERALLS_REPO_TOKEN != '' }}
+      - name: Aggregated Jacoco Test Coverage Report
+        if: ${{ matrix.java == env.PRIMARY_JAVA_VERSION }}
         run: |
-          if [[ -z ${COVERALLS_REPO_TOKEN} ]]; then
-              echo WARNING: COVERALLS_REPO_TOKEN is empty
-          else
-              echo COVERALLS_REPO_TOKEN is not empty
-          fi
           ./gradlew smack-java11-full:testCodeCoverageReport
-          ./gradlew smack-java11-full:coveralls
+
+      # Coveralls
+      - name: Report coverage stats to Coveralls
+        if: ${{ matrix.java == env.PRIMARY_JAVA_VERSION }}
+        uses: coverallsapp/github-action@v2
+        with:
+          format: jacoco
+          file: smack-java11-full/build/reports/jacoco/testCodeCoverageReport/testCodeCoverageReport.xml
 
       # Upload build artifacts
       - name: Upload build artifacts