cache .next/cache build directory

Author: selimyanat

.github/workflows/ci.yml

@@ -74,6 +74,9 @@ jobs:
       - name: Run Tests (Webapp)
         run: npm test
 
+      - name: Debug Next.js Cache Directory
+        run: ls -la .next || echo "No cache directory found"
+
       - name: Restore cache Next.js build
         uses: actions/cache@v3
         with: