Update GitHub Actions workflow to use npm instead of pnpm for dependency installation and scripts

.github/workflows/build.yml

@@ -1,6 +1,3 @@
-# This workflow will do a clean installation of node dependencies, check linting and build
-# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-nodejs
-
 name: Node.js CI
 
 on:
@@ -17,23 +14,20 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - uses: pnpm/action-setup@v4
-        name: Install pnpm
-
       - name: Install Node.js
         uses: actions/setup-node@v4
         with:
           node-version: 22
-          cache: 'pnpm'
+          cache: 'npm'
 
       - name: Install dependencies
-        run: pnpm install
+        run: npm ci
 
       - name: Check Linting
-        run: pnpm run lint
+        run: npm run lint
 
       - name: Check Format
-        run: pnpm run format
+        run: npm run format
 
       - name: Playgourd build check
-        run: pnpm run build
+        run: npm run build