Upgrade and cleanup ci configuration (#492)

.github/workflows/continuous_integration.yml

@@ -15,19 +15,21 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest]
     steps:
-      - uses: actions/checkout@v2
+      - name: Checkout
+        uses: actions/checkout@v4
         with:
-          path: proguard-main
-      - uses: actions/setup-java@v1
+          fetch-depth: 0
+      - name: Setup Java
+        uses: actions/setup-java@v4
         with:
+          distribution: "temurin"
           java-version: 8
-      - uses: eskatos/gradle-command-action@v1
-        with:
-          build-root-directory: proguard-main/
-          wrapper-directory: proguard-main/
-          arguments: test :base:testAllJavaVersions :base:jacocoTestReport jar --info
+      - name: Setup gradle
+        uses: gradle/actions/setup-gradle@017a9effdb900e5b5b2fddfb590a105619dca3c3 # version 4.4.2
+      - name: Test
+        run: ./gradlew test :base:testAllJavaVersions :base:jacocoTestReport jar --info
       - name: Publish Test Report
-        uses: mikepenz/action-junit-report@v3
-        if: always() # always run even if the previous step fails
+        uses: mikepenz/action-junit-report@3585e9575db828022551b4231f165eb59a0e74e3 # version 5.6.2
+        if: success() || failure() # always run even if the previous step fails
         with:
           report_paths: '**/build/test-results/test/TEST-*.xml'