chore(🔐): Add support for npm provenance (#2921)

Author: wcandillon

Diff for: .github/workflows/build-npm.yml

@@ -3,6 +3,11 @@ on: workflow_dispatch
 jobs:
   build:
     runs-on: ubuntu-latest
+    permissions:
+      contents: write # to be able to publish a GitHub release
+      issues: write # to be able to comment on released issues
+      pull-requests: write # to be able to comment on released pull requests
+      id-token: write # to enable use of OIDC for npm provenance
     env:
       WORKING_DIRECTORY: ./
       INPUT_TOKEN: ${{ secrets.NPM_TOKEN }}

Diff for: packages/skia/package.json

@@ -1,7 +1,8 @@
 {
   "name": "@shopify/react-native-skia",
   "publishConfig": {
-    "access": "public"
+    "access": "public",
+    "provenance": true
   },
   "bin": {
     "setup-skia-web": "./scripts/setup-canvaskit.js"