Updated .gitlab-ci.yml

.gitlab-ci.yml

@@ -13,7 +13,7 @@ build-master:
     - docker build --pull -t "$CI_REGISTRY_IMAGE" .
     - docker push "$CI_REGISTRY_IMAGE"
   only:
-    - master
+    - main
 
 build:
   stage: build
@@ -21,4 +21,4 @@ build:
     - docker build --pull -t "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG" .
     - docker push "$CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG"
   except:
-    - master
+    - main