Add permissions for OIDC in publish.yml

Added permissions for id-token and contents in the publish workflow.

Author: AndrewGable

.github/workflows/publish.yml

@@ -4,6 +4,10 @@ on:
   push:
     branches: [main]
 
+permissions:
+  id-token: write  # Required for OIDC: https://docs.npmjs.com/trusted-publishers
+  contents: read
+
 # Ensure that only one instance of this workflow executes at a time.
 # If multiple PRs are merged in quick succession, there will only ever be one publish workflow running and one pending.
 concurrency: ${{ github.workflow }}