Implemented full wallet functionality for Ethereum Classic:
- Balance Checking: Real-time balance fetching for ETC and WETC.
- Transaction History: Robust fetching via BlockScout API with fallback CORS proxies and retry logic.
- Transaction Details: Detailed view for individual transactions, including status, hash, and value.
- Sending Functionality: Secure ETC transfers using Type 0 (Legacy) transactions.
- Key Management: Generate new addresses and retrieve existing ones from private keys (WIF).
- Navigation Enhancements:
- Clickable addresses in history for seamless navigation.
