Adds a version filter for release tags to perform the publishing

Author: cryptonemo

.circleci/config.yml

@@ -167,9 +167,16 @@ workflows:
       - go_lint
       - build_and_test_linux_cgo_bindings:
           run_leak_detector: false
-      - publish_linux_staticlib
+      - publish_linux_staticlib:
+        filters:
+          tags:
+            only: /^v.+$/
+#            only: /^v\d+\.\d+\.\d+(-rc\d+)?$/
       - build_darwin_cgo_bindings
-      - publish_darwin_staticlib
+      - publish_darwin_staticlib:
+        filters:
+          tags:
+            only: /^v.+$/
 
 commands:
   prepare: