fix ci config

.circleci/config.yml

@@ -21,6 +21,13 @@ jobs:
           rustup target add wasm32-wasi
           cargo +nightly  install marine
           ./build.sh
+      - persist_to_workspace:
+         # Must be an absolute path, or relative path from working_directory.
+         # This is a directory on the container which is taken to be the root directory of the workspace.
+         root: .
+         # Must be relative path from root
+         paths:
+           - artifacts/
       - save_cache:
           paths:
             - ~/.cargo