add pnpm support in actions

Author: paulpopus

.github/workflows/publish.yml

@@ -9,13 +9,20 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
+
       - uses: actions/setup-node@v2
         with:
           node-version: '22.x'
           registry-url: 'https://registry.npmjs.org'
+
+      - uses: pnpm/action-setup@v2
+        with:
+          version: 10 # or whatever version you prefer
+
       - run: pnpm install
       #- run: pnpm test
       - run: pnpm build
+
       - run: pnpm publish --access public
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}