Update Node.js version and remove pnpm setup

Updated Node.js version from 20 to 24 and removed pnpm setup steps.

Author: sfxcode

.github/workflows/deploy-docs.yml

@@ -39,27 +39,7 @@ jobs:
       - name: Setup Node
         uses: actions/setup-node@v4
         with:
-          node-version: '20'
-
-      - name: Setup pnpm
-        uses: pnpm/action-setup@v4
-        with:
-          version: 11
-          run_install: false
-
-      - name: Get pnpm store directory
-        shell: bash
-        working-directory: .
-        run: |
-          echo "STORE_PATH=$(pnpm store path --silent)" >> $GITHUB_ENV
-
-      - name: Setup pnpm cache
-        uses: actions/cache@v4
-        with:
-          path: ${{ env.STORE_PATH }}
-          key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
-          restore-keys: |
-            ${{ runner.os }}-pnpm-store-
+          node-version: '24'
 
       - name: Install dependencies
         run: cd .. && pnpm install --frozen-lockfile