"Bots can offer their users HTML5 games to play solo or to compete against each other in groups and one-on-one chats. Games are a new type of content on Telegram that your bot can send to users."
https://core.telegram.org/bots/games
When the Telegram Game Exporter for Construct? <img src="{SMILIES_PATH}/icon_razz.gif" alt=":P" title="Razz">
Develop games in your browser. Powerful, performant & highly capable.
You wouldn't need an exporter, you'd need a plugin for the Telegram games.js API.