fix: ignore Telegram start pings

gateway/run.py

@@ -7025,6 +7025,13 @@ class GatewayRunner:
                 if _denied is not None:
                     return _denied
 
+            # Telegram sends /start for bot launches/deep-links. Treat it as a
+            # platform ping, not a user command: no help dump, no agent
+            # interrupt, no queued text.
+            if _cmd_def_inner and _cmd_def_inner.name == "start":
+                logger.info("Ignoring /start platform ping for active session %s", _quick_key)
+                return ""
+
             if _cmd_def_inner and _cmd_def_inner.name == "restart":
                 return await self._handle_restart_command(event)
 
@@ -7458,6 +7465,10 @@ class GatewayRunner:
         if canonical == "help":
             return await self._handle_help_command(event)
 
+        if canonical == "start":
+            logger.info("Ignoring /start platform ping for session %s", _quick_key)
+            return ""
+
         if canonical == "commands":
             return await self._handle_commands_command(event)