Merge branch 'fix-branch-ci' into 'develop'

Fix branch ci

See merge request cocsn/gosdn!181

build/ci/.build-container.yml

@@ -29,6 +29,9 @@ build-docker:
     - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH && $CI_NIGHTLY == null
       variables:
         TAG: $CI_REGISTRY_IMAGE:latest
+    - if: '$CI_COMMIT_BRANCH'
+      variables:
+        TAG: $CI_REGISTRY_IMAGE:branch
       
   script:
    - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY