feat(telegram): add silent_tool_hints config to disable notifications for tool hints (#2252)

README.md

@@ -263,7 +263,8 @@ Connect nanobot to your favorite chat platform. Want to build your own? See the
     "telegram": {
       "enabled": true,
       "token": "YOUR_BOT_TOKEN",
-      "allowFrom": ["YOUR_USER_ID"]
+      "allowFrom": ["YOUR_USER_ID"],
+      "silentToolHints": false
     }
   }
 }

nanobot/channels/telegram.py

@@ -178,6 +178,7 @@ class TelegramConfig(Base):
     connection_pool_size: int = 32
     pool_timeout: float = 5.0
     streaming: bool = True
+    silent_tool_hints: bool = False
 
 
 class TelegramChannel(BaseChannel):
@@ -430,8 +431,10 @@ class TelegramChannel(BaseChannel):
 
         # Send text content
         if msg.content and msg.content != "[empty message]":
+            disable_notification = self.config.silent_tool_hints and msg.metadata.get("_tool_hint", False)
+
             for chunk in split_message(msg.content, TELEGRAM_MAX_MESSAGE_LEN):
-                await self._send_text(chat_id, chunk, reply_params, thread_kwargs)
+                await self._send_text(chat_id, chunk, reply_params, thread_kwargs, disable_notification=disable_notification)
 
     async def _call_with_retry(self, fn, *args, **kwargs):
         """Call an async Telegram API function with retry on pool/network timeout."""
@@ -454,6 +457,7 @@ class TelegramChannel(BaseChannel):
         text: str,
         reply_params=None,
         thread_kwargs: dict | None = None,
+        disable_notification: bool = False,
     ) -> None:
         """Send a plain text message with HTML fallback."""
         try:
@@ -462,6 +466,7 @@ class TelegramChannel(BaseChannel):
                 self._app.bot.send_message,
                 chat_id=chat_id, text=html, parse_mode="HTML",
                 reply_parameters=reply_params,
+                disable_notification=disable_notification,
                 **(thread_kwargs or {}),
             )
         except Exception as e:
@@ -472,6 +477,7 @@ class TelegramChannel(BaseChannel):
                     chat_id=chat_id,
                     text=text,
                     reply_parameters=reply_params,
+                    disable_notification=disable_notification,
                     **(thread_kwargs or {}),
                 )
             except Exception as e2: