Merge pull request #45 from contentful-labs/fix-tag-build

fix: circleci publish-tag workflow

Author: Karthik

.circleci/config.yml

@@ -76,8 +76,14 @@ workflows:
   version: 2
   flow:
     jobs:
-      - test
-      - build
+      - test:
+          filters:
+            tags:
+              only: /v[0-9]+(\.[0-9]+)*(-.*)*
+      - build:
+          filters:
+            tags:
+              only: /v[0-9]+(\.[0-9]+)*(-.*)*
       - publish-branch:
           requires:
             - build