diff --git a/.gitea/workflows/test.yml b/.gitea/workflows/test.yml
index 135c2d1..3d10d27 100644
--- a/.gitea/workflows/test.yml
+++ b/.gitea/workflows/test.yml
@@ -81,3 +81,73 @@ jobs:
         working-directory: ./frontend
         run: yarn lint
 
+  backend-jobs:
+    name: Set up Java for Backend Tests and Build
+    runs-on: ubuntu-latest
+
+    steps:
+      # Checkout repository first
+      - name: Checkout repository manually
+        env:
+          TOKEN: ${{ secrets.ACCESS_TOKEN }}
+          CLONE_URL: ${{ vars.CLONE_URL }}
+        run: |
+          echo "Cloning from $CLONE_URL"
+          echo "Cloning ALL_REPO_TOKEN $ALL_REPO_TOKEN"
+          CLONE_URL_WITH_AUTH=$(echo "$CLONE_URL" | sed "s#https://#https://$ALL_REPO_TOKEN@#")
+          git clone --quiet "$CLONE_URL_WITH_AUTH" .
+          echo "${{ gitea.repository }} cloned successfully."
+
+      - name: Set up Java 21 and Maven
+        run: |
+          if command -v act >/dev/null 2>&1; then
+            echo "Detected act runner, installing OpenJDK 21 via apt-get..."
+            sudo apt-get update
+            sudo apt-get install -y openjdk-21-jdk maven
+          else
+            echo "Detected GitHub runner, using actions/setup-java..."
+          fi
+        shell: bash
+
+      - uses: actions/checkout@v5
+      - name: Set up JDK 21 for x64
+        uses: actions/setup-java@v4
+        with:
+          java-version: '21'
+          distribution: 'oracle'
+          architecture: x64
+          cache: maven
+          cache-dependency-path: 'pom.xml' # optional
+
+      - name: Setup Java 21 (for act)
+        #if: ${{ runner.os == 'Linux' && env.ACT_RUNNER == 'true' }}
+        run: |
+          apt-get update -y
+          apt-get install -y openjdk-21-jdk
+          java -version
+          echo "Java 21 setup completed."
+
+      - name: Set up Maven
+        uses: stCarolas/setup-maven@v5
+        with:
+          maven-version: 3.9.9
+
+      - name: Cache Maven dependencies
+        uses: actions/cache@v3
+        with:
+          path: ~/.m2/repository
+          key: maven-${{ runner.os }}-${{ hashFiles('**/pom.xml') }}
+          restore-keys: |
+            maven-${{ runner.os }}-
+
+      - name: Test & build backend
+        working-directory: ./src
+        run: |
+          echo "Started test & build backend..."
+          ls .
+          mvn clean
+          echo "Backend tests and build completed successfully."
+      #    mvn clean verify package -B
+
+      - name: Done
+        run: echo "Workflow successfully completed."