docs(native-chat): two comments say what the settlement and a chat close now do

src/renderer/src/components/native-chat/structured-agent-session-outbox-chat-close.ts

@@ -29,7 +29,7 @@ export function settleStructuredAgentSessionOutboxForClosedChat(
     if (!neverWentOut(entry)) {
       kept.push(entry)
     } else if (!(options.cancelledLaunch && entry.source === 'launch')) {
-      // The draft holds the text before the notes it carried are cleared.
+      // The draft holds the text first; a cancelled launch's notes come back, any other's are used.
       returnStructuredAgentSessionMessage(entry)
       endStructuredAgentSessionEntry(entry, options.cancelledLaunch ? 'discarded' : 'returned')
     }

src/shared/structured-agent-session-outbox-settlement.ts

@@ -137,7 +137,6 @@ function thrownSettlement(
   return context.firstAttempt ? returnedFor(failure) : stillSendingFor(failure)
 }
 
-/** The host's answer to one attempt, as one of the three ends. */
 /** Whether the host itself answered: a refusal it returned or threw, or a code it turned the call
  *  away with. Anything else is the transport, which says nothing about the host. */
 function answeredByHost(answer: StructuredAgentSessionSendAnswer): boolean {