[doc] Readme update.

README.md

@@ -18,10 +18,18 @@ integration.test:
   stage: test
   script:
     - BUILD=$PWD
-    - cd `mktemp -d`
     - git clone https://xgitlab.cels.anl.gov/argo/argotest.git
     - cd argotest
-    - nix-shell -A test --run ./integration.hs --arg nrm-src $BUILD
+    - nix-shell -A test --run "./argotk.hs helloworld" --arg nrm-src ../.
+  artifacts:
+    paths:
+      - argotest/cmd_err.log
+      - argotest/cmd_out.log
+      - argotest/daemon_out.log
+      - argotest/daemon_out.log
+      - argotest/nrm.log
+      - argotest/time.log
+    expire_in: 1 week
   except:
     - /^wip\/.*/
     - /^WIP\/.*/