internal/

Package tui is the client terminal UI

Package components holds the reusable view pieces

Package style holds the colours and line helpers

Package subscriptions renders subscription blocks and the add prompt

Package tree lays out subscription and node rows

Package connection owns the active session and drives an engine.Engine

Package engine is the engine interface, implemented at engine/singbox

Package server is the RPC transport over the unix socket

Package subscription owns subscriptions.yaml

Package version carries the release version, overridden by the linker on release builds