# Check if nix is available if command -v nix &> /dev/null; then use flake echo "✅ Nix development environment loaded" else # Nix is not available - show instructions for non-Nix users echo "⚠️ Nix not detected. Please ensure the following are installed manually:" echo " - Java JDK 17" echo " - Python 3 with invoke package" echo " - Android SDK" echo " - FVM (Flutter Version Management)" echo "💡 To use Nix: Install from https://nixos.org/download.html" fi