Align Windows client auth defaults

src/protocol.rs

@@ -5,10 +5,11 @@ use anyhow::{Context, Result, bail};
 use serde::{Deserialize, Serialize};
 use std::time::{SystemTime, UNIX_EPOCH};
 
-/// Generate a name for an implicit, ephemeral terminal session — the kind
-/// created by `dosh host` with no `--session`. Single source of truth shared by
-/// the client (which generates it) and the server (which recognizes it via
-/// [`is_implicit_session_name`] to decide a session is NOT worth persisting).
+/// Generate a name for an implicit terminal session: the kind created by
+/// `dosh host` with no `--session`. Single source of truth shared by the client
+/// (which generates it) and the server (which recognizes it via
+/// [`is_implicit_session_name`] to apply shorter cleanup grace than named
+/// sessions).
 pub fn generate_implicit_session_name() -> String {
     let millis = SystemTime::now()
         .duration_since(UNIX_EPOCH)
@@ -18,9 +19,9 @@ pub fn generate_implicit_session_name() -> String {
 }
 
 /// Whether `name` is a client-generated implicit session name
-/// (`term-<digits>-<digits>`). Such sessions are ephemeral: the user can never
-/// reattach by name, so the server must not persist them across restarts.
-/// Explicitly-named (`--session work`) and prewarmed sessions are not implicit.
+/// (`term-<digits>-<digits>`). Such sessions are update-survivable while the
+/// original client can reconnect with its ticket, but they are reaped sooner
+/// than explicitly-named sessions once no clients remain.
 pub fn is_implicit_session_name(name: &str) -> bool {
     let Some(rest) = name.strip_prefix("term-") else {
         return false;