Fix file-transfer

src/cli.rs

@@ -22,10 +22,14 @@ pub enum Action {
     ConfigOnly,
     /// No flags. Foreground dev mode.
     None,
-    /// `--cm`. Connection-manager popup mode. Spawned as a USER-token child
-    /// by the SYSTEM-token `--server` worker (via librustdesk's
-    /// `run_as_user`) when a peer needs interactive approval. Binds the
-    /// `_cm` IPC pipe, shows MessageBoxW, replies, exits.
+    /// `--cm`. Connection-manager process. Spawned as a USER-token child of
+    /// the SYSTEM-token `--server` worker (either pre-emptively by hello-agent's
+    /// own `spawn_cm_into_user_desktop`, or as a fallback by librustdesk's
+    /// `run_as_user` when its first `ipc::connect("_cm")` fails). Binds the
+    /// `_cm` named pipe, runs upstream's `IpcTaskRunner` for each incoming
+    /// `--server` connection, and lives for as long as the user session does
+    /// — every `Data::FS(...)` frame the server sends is executed here, in
+    /// the user's security context.
     Cm,
 }