fix: publish step workdir and version

Author: h314to

.circleci/config.yml

@@ -56,9 +56,10 @@ jobs:
   publish: # runs not using Workflows must have a `build` job as entry point
     docker: # run the steps with Docker
       # CircleCI Go images available at: https://hub.docker.com/r/circleci/golang/
-      - image: circleci/golang:1.12 #
+      - image: circleci/golang:1.15 #
+
     # directory where steps are run. Path must conform to the Go Workspace requirements
-    working_directory: ~/workdir
+    working_directory: ~/workdir/helm-ssm
     steps: # steps that comprise the `build` job
       - attach_workspace:
           at: ~/workdir/helm-ssm