Per-chat and per-topic default engine selection for Telegram bot

Per-chat and per-topic default engine selection for Telegram bot: a task in LegoFlow-SWE (Harbor dataset). Currently, when a message is sent to the Telegram bot without an explicit engine directive (e.g., /claude ), the system always falls back to the global default engine. There is no way for…

The task

Currently, when a message is sent to the Telegram bot without an explicit engine directive (e.g., `/claude`), the system always falls back to the global default engine. There is no way for administrators to configure a persistent default engine that is specific to a particular chat (group/channel) or to a specific…

Part of Lego-X/LegoFlow-SWE.