chore: add publish workflow (2)

We need to exclude the 'main' branch (it's an OR operator).

Reference: https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions

Author: darrachequesne

.github/workflows/publish.yml

@@ -4,8 +4,6 @@ name: Publish
 
 on:
   push:
-    branches:
-      - main
     tags:
       # expected format: <package>@<version> (example: socket.io@1.2.3)
       - '*@*'