docs(qbz-app): keep app comments frontend agnostic

cx

crates/qbz-app/src/settings/subscription.rs

@@ -2,7 +2,7 @@
 //!
 //! Tracks when a user was first observed without a valid subscription. If the
 //! invalid state persists for more than the grace period, offline downloads are
-//! purged by the Tauri-side session lifecycle.
+//! purged by the host-side session lifecycle.
 
 use rusqlite::{params, Connection};
 use serde::{Deserialize, Serialize};

crates/qbz-app/src/settings/tray.rs

@@ -2,7 +2,7 @@
 //!
 //! This module owns persisted tray preferences only. Runtime tray creation,
 //! icon updates, window hiding/showing, and emitted events remain in the
-//! Tauri layer.
+//! host application layer.
 
 use log::info;
 use rusqlite::{params, Connection};