pr remarks

Author: ndr-brt

docs/developing-for-pulsar/publishing.md

@@ -31,7 +31,7 @@ $ pulsar -p login
 $ pulsar -p publish minor
 ```
 
-`pulsar -p login` will let you create and set an API token in your keychain to permit interacting with GitHub API
+`pulsar -p login` will let you create and set an API token in your keychain to permit interacting with GitHub API. The token will be stored securely in your [keychain](<https://en.wikipedia.org/wiki/Keychain_(software)>) so this command is only needed for the first publication.
 
 `pulsar -p publish minor` command does: