Feat: add hidden mode and new documentation

plugins/baseview/src/x11/cursor.rs

@@ -1,3 +1,5 @@
+//! MouseCursor to X11 cursor name mapping.
+
 use std::error::Error;
 
 use x11rb::connection::Connection;

plugins/baseview/src/x11/event_loop.rs

@@ -1,3 +1,5 @@
+//! X11 event loop: polls XCB events and dispatches to the window handler.
+
 use crate::x11::keyboard::{convert_key_press_event, convert_key_release_event, key_mods};
 use crate::x11::{ParentHandle, Window, WindowInner};
 use crate::{

plugins/baseview/src/x11/mod.rs

@@ -1,3 +1,5 @@
+//! X11 platform backend (XCB / Xlib).
+
 mod xcb_connection;
 use xcb_connection::XcbConnection;
 

plugins/baseview/src/x11/visual_info.rs

@@ -1,3 +1,5 @@
+//! X11 visual selection for window creation.
+
 use crate::x11::xcb_connection::XcbConnection;
 use std::error::Error;
 use x11rb::connection::Connection;

plugins/baseview/src/x11/window.rs

@@ -1,3 +1,5 @@
+//! X11 window creation, lifecycle, and event dispatch.
+
 use std::cell::Cell;
 use std::error::Error;
 use std::ffi::c_void;

plugins/baseview/src/x11/xcb_connection.rs

@@ -1,3 +1,5 @@
+//! Shared XCB/Xlib connection wrapper.
+
 use std::cell::RefCell;
 use std::collections::hash_map::{Entry, HashMap};
 use std::error::Error;