ci(publish): migrate to node24 for npm trusted publishing (#59)

Author: jackw

.github/workflows/publish-npm.yml

@@ -11,15 +11,7 @@ jobs:
     permissions:
       contents: read
       id-token: write
-      packages: write
     steps:
-      - id: get-secrets
-        uses: grafana/shared-workflows/actions/get-vault-secrets@get-vault-secrets/v1.2.1 # zizmor: ignore[unpinned-uses] provided by grafana
-        with:
-          repo_secrets: |
-            NPM_TOKEN=npm_token:npm_token
-          export_env: false
-
       - name: Checkout repository
         uses: actions/checkout@v4
         with:
@@ -46,7 +38,7 @@ jobs:
         if: steps.version_check.outputs.changed == 'true'
         uses: actions/setup-node@v4
         with:
-          node-version: "20"
+          node-version-file: .nvmrc
           registry-url: "https://registry.npmjs.org"
 
       - name: Install dependencies
@@ -55,6 +47,4 @@ jobs:
 
       - name: Publish package to NPM
         if: steps.version_check.outputs.changed == 'true'
-        run: npm publish --access public
-        env:
-          NODE_AUTH_TOKEN: ${{ fromJSON(steps.get-secrets.outputs.secrets).NPM_TOKEN }}
+        run: npm publish

.nvmrc

@@ -0,0 +1 @@
+24.7.0

package.json

@@ -18,6 +18,9 @@
     "type": "git",
     "url": "http://github.com/grafana/eslint-config-grafana.git"
   },
+  "publishConfig": {
+    "access": "public"
+  },
   "files": [
     "index.js",
     "flat.js",