output on failure

Author: toroidal-code

.github/workflows/test.yml

@@ -42,7 +42,7 @@ jobs:
       run: cmake --build build --config Release
 
     - name: Test
-      run: ctest --test-dir build --build-config Release
+      run: ctest --test-dir build --build-config Release --output-on-failure
 
     - name: Upload Test Results
       uses: actions/upload-artifact@v4