Refactor CI (#65)

Author: rogervinas

.github/workflows/gradle.yml renamed to .github/workflows/ci.yml

@@ -11,22 +11,17 @@ jobs:
     name: build
     runs-on: ubuntu-latest
     steps:
+
     - name: Checkout
       uses: actions/checkout@v4
+
     - name: Set up Java
       uses: actions/setup-java@v4
       with:
-        java-version: '21'
-        distribution: 'temurin'
-    - name: Gradle cache
-      uses: actions/cache@v4
-      with:
-        path: |
-          ~/.gradle/caches
-          ~/.gradle/wrapper
-        key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
-        restore-keys: |
-          ${{ runner.os }}-gradle
+        java-version: 21
+        distribution: temurin
+        cache: gradle
+
     - name: Build
       uses: gradle/actions/setup-gradle@v3
       with: