feat(gateway): add ignored_threads config for Telegram

gateway/platforms/telegram.py

@@ -1991,6 +1991,27 @@ class TelegramAdapter(BasePlatformAdapter):
             return {str(part).strip() for part in raw if str(part).strip()}
         return {part.strip() for part in str(raw).split(",") if part.strip()}
 
+    def _telegram_ignored_threads(self) -> set[int]:
+        raw = self.config.extra.get("ignored_threads")
+        if raw is None:
+            raw = os.getenv("TELEGRAM_IGNORED_THREADS", "")
+
+        if isinstance(raw, list):
+            values = raw
+        else:
+            values = str(raw).split(",")
+
+        ignored: set[int] = set()
+        for value in values:
+            text = str(value).strip()
+            if not text:
+                continue
+            try:
+                ignored.add(int(text))
+            except (TypeError, ValueError):
+                logger.warning("[%s] Ignoring invalid Telegram thread id: %r", self.name, value)
+        return ignored
+
     def _compile_mention_patterns(self) -> List[re.Pattern]:
         """Compile optional regex wake-word patterns for group triggers."""
         patterns = self.config.extra.get("mention_patterns")
@@ -2102,6 +2123,13 @@ class TelegramAdapter(BasePlatformAdapter):
         """
         if not self._is_group_chat(message):
             return True
+        thread_id = getattr(message, "message_thread_id", None)
+        if thread_id is not None:
+            try:
+                if int(thread_id) in self._telegram_ignored_threads():
+                    return False
+            except (TypeError, ValueError):
+                logger.warning("[%s] Ignoring non-numeric Telegram message_thread_id: %r", self.name, thread_id)
         if str(getattr(getattr(message, "chat", None), "id", "")) in self._telegram_free_response_chats():
             return True
         if not self._telegram_require_mention():