DragonTCP Hybrid v1

Keeps the lightweight Android TUN -> local HTTP proxy architecture.
Replaces ASCII UP/OK/CPUSH/CPULL framing with compact binary records.
Replaces fixed XOR 0xAD payload masking with a changing SHA-256-derived XOR stream.
Adds automatic upload/download path-size probing.
Keeps separate upload and download adaptive sizes.
Adds download batching and adaptive pipeline depth.
Supports chunks up to 1 MiB.
Token remains optional.
TCP/53 remains the default server transport.
Reconnect is optional: persistent, Auto, or forced rotation.