Add diagnostics.

Author: Alexhuszagh

.github/workflows/ci.yml

@@ -276,7 +276,12 @@ jobs:
       - name: Load Base Image
         id: load-docker-image
         if: steps.prepare-meta.outputs.has-image
-        run: docker load --input "base.tar"
+        # TODO(ahuszagh) Remove the multiline
+        run: |
+          pwd
+          file "base.tar"
+          ls -la .
+          docker load --input "base.tar"
 
       - name: Build Docker image
         id: build-docker-image