Create PR instead of trying to push to protected branch (#842)

.github/workflows/release-packages.yml

@@ -84,6 +84,8 @@ jobs:
 
 
       - name: Commit version bumps
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         shell: bash
         run: |
           set -euo pipefail
@@ -91,8 +93,11 @@ jobs:
           git config user.email "github-actions[bot]@users.noreply.github.com"
           git add packages/*/package.json packages/*/jsr.json 2>/dev/null || true
           if ! git diff --cached --quiet; then
+            git checkout -b version_bump
             git commit -m "chore(release): bump package versions (${{ github.event.inputs.bump }})"
-            git push
+            git push -u origin version_bump
+            gh pr create --title "Bump package versions" --body "Bump versions of NPM and JSR packages" --base main --head version_bump
+            echo "Pushed to branch version_bump"
           else
             echo "No changes to commit."
           fi