Add helm install command

.gitlab-ci.yml

@@ -77,6 +77,8 @@ test-helm:
     - helm version
   script:
     # Display initial pods, etc.
+    - cd helm
+    - helm install theodolite . -f preconfigs/minimal.yaml --wait
     - kubectl get nodes -o wide
     - kubectl get pods --all-namespaces -o wide
     - kubectl get services --all-namespaces -o wide