TTS: gate auto audio on inbound voice notes (#1667)

Co-authored-by: Sebastian <sebslight@gmail.com>

src/config/sessions/types.ts

@@ -4,6 +4,7 @@ import type { Skill } from "@mariozechner/pi-coding-agent";
 import type { NormalizedChatType } from "../../channels/chat-type.js";
 import type { ChannelId } from "../../channels/plugins/types.js";
 import type { DeliveryContext } from "../../utils/delivery-context.js";
+import type { TtsAutoMode } from "../types.tts.js";
 
 export type SessionScope = "per-sender" | "global";
 
@@ -42,6 +43,7 @@ export type SessionEntry = {
   verboseLevel?: string;
   reasoningLevel?: string;
   elevatedLevel?: string;
+  ttsAuto?: TtsAutoMode;
   execHost?: string;
   execSecurity?: string;
   execAsk?: string;