mavend: wire the correction into the turn, before routing (V-455)

Read next to the confirm and clarify turns, because a correction routed as
a fresh utterance files the correction itself. Only turns she acted on are
remembered: a clarify asked instead of acting.

cmd/mavend/voice.go

@@ -161,6 +161,7 @@ type reactiveHandler struct {
 	// the y/n answer. ponytail: single slot, single-user box — a second act
 	// while one waits overwrites it (last-asked wins); expires after confirmTTL.
 	mu             sync.Mutex
+	lastRouted     *routedTurn // the previous acted turn, for a spoken correction (repair.go)
 	pending        *pendingAct
 	pendingRoutine *pendingRoutineConfirm // routine proposal awaiting y/n
 	pendingHexis   *pendingHexisExec      // mutating Hexis capability awaiting y/n
@@ -299,6 +300,14 @@ func (h *reactiveHandler) runTurn(ctx context.Context, text string, src turnSour
 		return withNotice(expiredNotice, reply)
 	}
 
+	// 4d. spoken correction — "нет, это была заметка" points at the previous
+	// turn and names what it should have been (repair.go). Before routing,
+	// like the confirm and clarify turns: routing the correction as a fresh
+	// utterance files the correction itself instead of fixing anything.
+	if reply, handled := h.resolveRepair(ctx, text); handled {
+		return withNotice(expiredNotice, reply)
+	}
+
 	// 5. route. An elliptical follow-up — "а завтра?" — is answered from the
 	// previous turn instead (continuation.go): the intent is the part it is
 	// missing, so no amount of routing recovers it, and the model's guess
@@ -359,6 +368,13 @@ func (h *reactiveHandler) runTurn(ctx context.Context, text string, src turnSour
 		}
 	}
 
+	// Remember what this turn was routed as, so the next utterance can correct
+	// it. Only turns she acts on: a clarify asked instead of acting, so there
+	// is nothing yet to be wrong about.
+	if !dec.Clarify {
+		h.recordTurn(text, dec.Intent)
+	}
+
 	// 8. action — execute the decision's intent. errors here surface as
 	// short reply text (the user wants to know the action didn't land);
 	// the round-trip stays alive.