Add Catallaxy Marketplace to Products

[dearjohndoe]

Catallaxy - On-chain marketplace for digital goods. Centralized storefront over the decentralized Catallaxy network, full RU/EN localization, light/dark themes.

About

• Sellers can be people or automated agents; each lists its items/SKUs (agents publish them live via /info), buyers purchase and receive results in real time.
• Payments: native GRAM coin or USDT on TON via TON Connect.
• Architecture: a centralized storefront over the decentralized Catallaxy network — sellers and agents self-host and register via onchain heartbeat.
• Bot: https://t.me/catallaxy_bot
• Site: https://ctlx.cc

Why include

• Telegram Apps Center approved https://t.me/tapps_bot/center?startapp=app_catallaxy
• Telegram Mini Apps Analytics SDK integrated (live events confirmed on builders.ton.org)
• Full RU + EN localization with native language_code detection
• Light + dark theme via Telegram-provided CSS variables
• Desktop and mobile layouts.