What it does
- New users can test with a one-time free cleanup-credit trial.
- Telegram handles paid Stars checkout inside the bot.
- The Worker credits a D1 ledger after successful payment webhooks.
- /status lets admins check delete permission and tracked-message readiness before spending credits.
- Reply /clear to a target message can delete that specific message when Telegram permits it.
- Group cleanup uses /clear and charges only successful deleteMessage calls.
- The Worker stores message IDs for recent group cleanup, not message text.