docs(telegram): note the promo body @username is a deep link

2026-06-23 22:45:54 +02:00
parent a4581663f4
commit 9207664fbd
1 changed files with 3 additions and 1 deletions
@@ -86,7 +86,9 @@ Telegram identity to an account from a browser. Both map a rejection to gRPC
  self-contained: no bot-link, no gateway, no game. Its `?startapp` payload
  (`TELEGRAM_PROMO_START_PARAM`, default `verudit_ru-scrabble_en`) is a variant-seed deep
  link the backend decodes to seed a brand-new user's variant preferences (English Scrabble
-  alongside the default Erudit).
+  alongside the default Erudit). The message body also renders the bot's `@username` as that
+  same deep link (an HTML `text_link`), so tapping the mention — not just the button — opens
+  the seeded Mini App rather than the bot profile.
 - **Rate limiting.** Outbound sends are throttled (`TELEGRAM_SEND_RATE_PER_SECOND`,
  default 25) to respect the Bot API flood limits.