adds permissions

.github/workflows/publish.yml

@@ -7,6 +7,9 @@ on:
 jobs:
   publish:
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write
     steps:
       - name: Checkout xero-node repo
         uses: actions/checkout@v4
@@ -20,6 +23,7 @@ jobs:
           node-version: 20
           cache: 'npm'
           cache-dependency-path: '**/package-lock.json'
+          registry-url: 'https://registry.npmjs.org'
 
       - name: Install dependencies
         run: npm ci