Prepare for debugging

DOCKER_AND_COMPOSE_VERSION_MATRIX

@@ -1,9 +1,2 @@
 1.12  1.8.*
 1.13  1.10.*
-17    1.18.*
-17.03 1.11.*
-17.06 1.15.*
-17.09 1.16.*
-17.12 1.18.*
-18    1.19.*
-18.02 1.19.*

hooks/push

@@ -8,4 +8,5 @@ for image in ${images};
 do
   echo "# Pushing image ${image}..."
   docker image push "${image}"
+  echo "Exit code: $?"
 done

hooks/test

@@ -9,4 +9,5 @@ do
   echo "# Testing image ${image}..."
   export IMAGE_NAME=${image};
   docker-compose -f docker-compose.test.yml --rm run sut
+  echo "Exit code: $?"
 done