fix generated files workflow

Author: maxkorp

.github/workflows/check-generated-files.yml

@@ -14,6 +14,16 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '22'
+
+      - name: Install pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 10.13.1
+
       - name: Regenerate files.json
         working-directory: apps/dojo
         run: pnpm generate-content-json