Revert "Development: try separating sonar scan"

This reverts commit 68e0559053.

.github/workflows/ci.yml

@@ -377,8 +377,8 @@ jobs:
         env:
           CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
         run: cd src-ui && pnpm run build --configuration=production
-  prepare-sonar-coverage:
-    name: "Prepare Sonar Coverage Artifacts"
+  sonarqube-analysis:
+    name: "SonarQube Analysis"
     runs-on: ubuntu-24.04
     needs:
       - tests-backend
@@ -441,6 +441,10 @@ jobs:
           retention-days: 7
           if-no-files-found: error
           include-hidden-files: true
+      - name: SonarQube Analysis
+        uses: SonarSource/sonarqube-scan-action@v5
+        env:
+          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
   build-docker-image:
     name: Build Docker image for ${{ github.ref_name }}
     runs-on: ubuntu-24.04