- Updated imports and references from TON to GRAM across multiple modules.
- Renamed functions and variables to reflect the change from TON to GRAM.
- Adjusted validation checks for top-up and recharge amounts to use GRAM limits.
- Modified error messages and exceptions to indicate GRAM instead of TON.
- Updated tests to ensure they reflect the new GRAM terminology and functionality.
- Introduced new constants for GRAM-related configurations.
- Added MarketplaceService for searching usernames, numbers, and gifts.
- Introduced PurchasesService for purchasing stars and premium subscriptions.
- Created WalletService for wallet operations including balance checks and top-ups.
- Developed transaction handling for TON and USDT transfers.
- Added models for payments, marketplace results, and wallet information.
- Implemented error handling for various operations including wallet and transaction errors.
- Established domain structure for purchases, marketplace, and wallet functionalities.
bohd4nx