T04: pid on Pty, enter check, one fitted size, folder and exit logs, non-root Linux tests

src/term/mod.rs

@@ -1,4 +1,4 @@
 mod pty;
 mod tap;
 
-pub use pty::{Launch, Listener, Pty, PtyEvent, spawn, window_size};
+pub use pty::{Launch, Listener, Pty, PtyEvent, fit, spawn};