Improved pipeline

.github/workflows/merge.yml

@@ -9,15 +9,13 @@ on:
       - main
 
 jobs:
-  build-and-test:
-    name: Build and Test (Java ${{ matrix.java-version }})
+  build:
+    name: Build (Java ${{ matrix.java-version }})
     runs-on: ubuntu-latest
-
     strategy:
       matrix:
         java-version: [17, 21, 25]
       fail-fast: false
-
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -35,22 +33,73 @@ jobs:
       - name: Build (excluding tests)
         run: ./gradlew build -x test
 
+      - name: Upload build reports
+        if: failure()
+        uses: actions/upload-artifact@v4
+        with:
+          name: build-reports-java-${{ matrix.java-version }}
+          path: build/reports/
+
+  test:
+    name: Test (Java ${{ matrix.java-version }})
+    runs-on: ubuntu-latest
+    needs: build
+    strategy:
+      matrix:
+        java-version: [17, 21, 25]
+      fail-fast: false
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up JDK ${{ matrix.java-version }}
+        uses: actions/setup-java@v4
+        with:
+          java-version: ${{ matrix.java-version }}
+          distribution: 'temurin'
+          cache: 'gradle'
+
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+
       - name: Run tests
         run: ./gradlew test
 
-      - name: Generate Javadoc
-        run: ./gradlew javadoc
-
       - name: Upload test results
         if: always()
         uses: actions/upload-artifact@v4
         with:
           name: test-results-java-${{ matrix.java-version }}
           path: build/reports/tests/test/
+
+  javadoc:
+    name: Javadoc (Java ${{ matrix.java-version }})
+    runs-on: ubuntu-latest
+    needs: test
+    strategy:
+      matrix:
+        java-version: [17, 21, 25]
+      fail-fast: false
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
 
-      - name: Upload build reports
-        if: failure()
+      - name: Set up JDK ${{ matrix.java-version }}
+        uses: actions/setup-java@v4
+        with:
+          java-version: ${{ matrix.java-version }}
+          distribution: 'temurin'
+          cache: 'gradle'
+
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+
+      - name: Generate Javadoc
+        run: ./gradlew javadoc
+
+      - name: Upload Javadoc
+        if: always()
         uses: actions/upload-artifact@v4
         with:
-          name: build-reports-java-${{ matrix.java-version }}
-          path: build/reports/
+          name: javadoc-java-${{ matrix.java-version }}
+          path: build/docs/javadoc/