chore: cache pnpm

Author: meomeocoj

.github/workflows/vercel-deploy.yml

@@ -14,11 +14,16 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 10.23.0
+
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '20'
-          cache: 'npm'
+          node-version: "20"
+          cache: "pnpm"
 
       - name: Install Vercel CLI
         run: npm install --global vercel@latest