Remove coveralls plugin and use github action instead

Signed-off-by: Max Lambrecht <maxlambrecht@gmail.com>

Author: maxlambrecht

.github/workflows/coverage.yml

@@ -3,23 +3,29 @@ name: coverage
 on:
   push:
     branches: [ main ]
+  workflow_dispatch: {}
 
 jobs:
   create-coverage:
-
     runs-on: ubuntu-latest
-
     steps:
       - uses: actions/checkout@v6
       - name: Set up JDK
         uses: actions/setup-java@v5
         with:
           java-version: '17'
-          distribution: 'adopt'
-      - name: Generate and upload coverage report
-        env:
-          COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}
-        run: ./gradlew jacocoTestReport coveralls
+          distribution: 'temurin'
+
+      - name: Generate JaCoCo report
+        run: ./gradlew test jacocoTestReport
+
+      - name: Upload coverage to Coveralls
+        uses: coverallsapp/github-action@v2
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          file: build/reports/jacoco/jacocoTestReport/jacocoTestReport.xml
+          format: jacoco
+
       - name: Cleanup Gradle Cache
         # Remove some files from the Gradle cache, so they aren't cached by GitHub Actions.
         # Restoring these files from a GitHub Actions cache might cause problems for future builds.

build.gradle

@@ -1,5 +1,4 @@
 plugins {
-    id 'com.github.kt3k.coveralls' version '2.12.2'
     id 'com.google.osdetector' version '1.7.3'
     id 'jvm-test-suite'
     id 'com.vanniktech.maven.publish' version '0.35.0'
@@ -153,13 +152,6 @@ jacocoTestReport.dependsOn {
     }
 }
 
-coveralls {
-    jacocoReportPath 'build/reports/jacoco/jacocoTestReport/jacocoTestReport.xml'
-    sourceDirs = ['java-spiffe-core/src/main/java',
-                  'java-spiffe-helper/src/main/java',
-                  'java-spiffe-provider/src/main/java']
-}
-
 // copy submodules jars to a common folder for deploy
 task copyJars(type: Copy) {
     duplicatesStrategy = DuplicatesStrategy.INCLUDE