feat(build): no docs/docker build on master push, only tag

as a push to master branch is to create a release, no building should occur.

!68

docker/build.gitlab-ci.yaml

@@ -100,12 +100,12 @@ variables:
       fi
   rules:
 
-    - if: # condition_master_branch_push
-        $CI_COMMIT_BRANCH == "master" && 
-        $CI_PIPELINE_SOURCE == "push"
-      exists:
-        - '{dockerfile,dockerfile.j2}'
-      when: always
+    # - if: # condition_master_branch_push
+    #     $CI_COMMIT_BRANCH == "master" && 
+    #     $CI_PIPELINE_SOURCE == "push"
+    #   exists:
+    #     - '{dockerfile,dockerfile.j2}'
+    #   when: always
 
     - if: # condition_git_tag
         $CI_COMMIT_TAG != null &&