update build wf

.gitea/workflows/build.yml

@@ -69,12 +69,19 @@ jobs:
       - name: Run C++ unit tests
         shell: bash
         run: |
-          set -x
-          pixi run ctest --test-dir build/release --output-on-failure --timeout 120 -V 2>&1 || {
-            echo "=== Tests failed, showing last test log ==="
-            cat build/release/Testing/Temporary/LastTest.log 2>/dev/null || true
-            exit 1
+          echo "::group::Running C++ unit tests"
+          echo "Working directory: $(pwd)"
+          ls -la build/release/tests/ | head -20
+          cd build/release
+          ctest --output-on-failure --timeout 120 --verbose 2>&1 | tee ctest_output.log || {
+            EXITCODE=$?
+            echo "::endgroup::"
+            echo "::error::ctest failed with exit code $EXITCODE"
+            echo "=== LastTest.log ==="
+            cat Testing/Temporary/LastTest.log 2>/dev/null || echo "No LastTest.log"
+            exit $EXITCODE
           }
+          echo "::endgroup::"
 
       - name: Install
         run: pixi run install-release