Fix python

.gitlab-ci.yml

@@ -12,13 +12,13 @@ stages:
 
 
 before_script:
-    - apk --no-cache add python git
+    - apk --no-cache add python3 git
 
 test:
     stage: test
     script:
         - git --no-pager diff --name-only origin/master
-        - python publish_images.py -t
+        - python3 publish_images.py -t
     tags:
         - docker
     except:
@@ -28,7 +28,7 @@ publish:
     stage: publish
     script:
         - git diff-tree --no-commit-id --name-only -r HEAD
-        - python publish_images.py
+        - python3 publish_images.py
     tags:
         - docker
     only: