Draft: feat: migration EF runner

Migration Docs project to Eclipse foundation Gitlab runner.

Top issue: eclipse-wg/oniro-wg/products-services-oniro-wg/it-services-oniro-wg/pipelines-architecture-oniro-wg#5 (closed)

Related issues:

• Oniro Migration : build docker image with kaniko! (root user at EF) eclipse-wg/oniro-wg/products-services-oniro-wg/it-services-oniro-wg/pipelines-architecture-oniro-wg#10 (closed)
• Docs migration: Project/Group tokens usage: eclipse-wg/oniro-wg/products-services-oniro-wg/it-services-oniro-wg/pipelines-architecture-oniro-wg#38 (closed)

Signed-off-by: sebastien.heurtematte sebastien.heurtematte@eclipse-foundation.org

.gitlab-ci.yml

@@ -242,6 +242,7 @@ build-docs:
           </manifest>
           __EOM__
     # Or when things land.
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
     - if: '$CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH'
 
 deploy:
@@ -274,4 +275,5 @@ deploy:
         echo "Nothing new to commit.";
       fi
   rules:
+    - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
     - if: '$CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH'