pnpm command in test step

.github/workflows/playwright.yml

@@ -26,6 +26,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v3
+        with:
+          version: 7 # Specify the pnpm version here
       - name: Install dependencies
         run: pnpm ci
       - name: Build application