Add preliminary helm push job

.gitlab-ci.yml

@@ -30,3 +30,17 @@ pages:
       - public
   only:
     - master@ananace/charts
+
+push:
+  image: curlimages/curl:latest
+  stage: deploy
+  before_script:
+    - grep 'repository:' charts/*/Chart.yaml | awk '{ print $3 }' | uniq | xargs -rn1 sh -c 'helm repo add $(basename $0) $0'
+    - helm repo update
+    - ls -d1 charts/* | xargs -rn1 helm dependency build --skip-refresh
+  script:
+    - mkdir -p packaged
+    - (cd packaged; helm package ../charts/*)
+    - ls -d1 packaged/* | xargs -rn1 sh -c 'curl --request POST --user gitlab-ci-token:$CI_JOB_TOKEN --form "chart=@$0" "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/helm/api/${CHANNEL}/charts"'
+  variables:
+    CHANNEL: stable