pub const C2S_RESIZE: u8 = 0x01;Expand description
Desired viewport size(s): [0x01][pty_id:2][rows:2][cols:2]…
Clients may batch multiple PTY resize entries in one message. The server
mediates these per-client desired sizes into each PTY’s effective size.
A rows, cols pair of 0, 0 clears this client’s desired size for that PTY.