debug

Author: haampie

.github/workflows/build.yaml

@@ -20,6 +20,9 @@ jobs:
     - name: Find compilers
       run: spack -e . compiler find --mixed-toolchain
 
+    - name: Setup tmate session
+      uses: mxschmitt/action-tmate@v3
+
     - name: Concretize
       run: spack -e . -v concretize