fix: support case-insensitive Mini App links

feat: refine Mini App contact and fleet flows

feat: move Mini App to dedicated route

feat: refine Mini App utility pages

feat: tailor stunt riding Mini App flow

feat: tailor trial lesson Mini App flow

feat: tailor city course Mini App flow

feat: tailor riding skills Mini App flow

style: refine kids course facts

feat: refine kids course CTA and banner

feat: add kids course Mini App flow

copy: clarify Telegram Mini App cards

style: refine Category A course facts

feat: improve Category A lead flow

feat: refine Telegram Mini App course flow

feat: add course pricing inside Mini App

Prevent deployment placeholders in public config

feat: enrich Telegram Mini App cards

feat: refine Telegram Mini App hero and CTA

feat: turn Telegram storefront into mini app