Fix TypeScript errors, remove non-functional Empty button, right-align Network Block toggle

- Fix CameraEntropy and DiceEntropy import errors
- Fix unused variable warnings in App.tsx and Header.tsx
- Remove non-functional Empty storage button from Header
- Right-align Network Block toggle button with flex-1 spacer
- Add NetworkBlockBadge component file

src/components/badges/NetworkBlockBadge.tsx

@@ -0,0 +1,28 @@
+import React from 'react';
+import { Wifi, WifiOff } from 'lucide-react';
+
+interface NetworkBlockBadgeProps {
+  isBlocked: boolean;
+  onToggle: () => void;
+}
+
+const NetworkBlockBadge: React.FC<NetworkBlockBadgeProps> = ({ isBlocked, onToggle }) => {
+  return (
+    <button
+      onClick={onToggle}
+      className={`flex items-center gap-1.5 px-2 py-1 rounded-lg text-xs font-medium transition-all ${
+        isBlocked
+          ? 'bg-[#ff006e20] border border-[#ff006e] text-[#ff006e] hover:bg-[#ff006e30]'
+          : 'bg-[#39ff1420] border border-[#39ff14] text-[#39ff14] hover:bg-[#39ff1430]'
+      }`}
+      title={isBlocked ? 'Network is BLOCKED' : 'Network is ACTIVE'}
+    >
+      {isBlocked ? <WifiOff size={12} /> : <Wifi size={12} />}
+      <span className="hidden sm:inline">
+        {isBlocked ? 'Blocked' : 'Active'}
+      </span>
+    </button>
+  );
+};
+
+export default NetworkBlockBadge;