refactor for background process + spawning gui

src/lib.rs

@@ -1,14 +1,10 @@
 //! ZTerm - A GPU-accelerated terminal emulator for Wayland.
 //!
-//! This library provides shared functionality between the daemon and client.
+//! Single-process architecture: one process owns PTY, terminal state, and rendering.
 
-pub mod client;
 pub mod config;
-pub mod daemon;
 pub mod keyboard;
-pub mod protocol;
 pub mod pty;
 pub mod renderer;
-pub mod session;
 pub mod terminal;
-pub mod window_state;
+pub mod vt_parser;