L2SS-1318: Publish tagged packages to gitlab

Closes: L2SS-1318

.gitlab-ci.yml

@@ -23,6 +23,7 @@ stages:
   - unit-tests
   - integration-tests
   - packaging
+  - publish
   - deploy
 
 trigger_prepare:
@@ -403,6 +404,21 @@ wheel_packaging:
     - cd tangostationcontrol
     - tox -e build
 
+publish_on_gitlab:
+  stage: publish
+  environment: gitlab
+  needs:
+    - wheel_packaging
+  when: manual
+  rules:
+    - if: $CI_COMMIT_TAG
+  variables:
+    TWINE_PASSWORD: ${CI_JOB_TOKEN}
+    TWINE_USERNAME: gitlab-ci-token
+  script:
+    - echo "run twine for gitlab"
+    - python -m twine upload --repository-url ${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/pypi tangostationcontrol/dist/*
+
 .base_deploy:
   stage: deploy
   image: ubuntu:bionic