void-57 b9d76ea9f0 feat(bch-wallet): complete Bitcoin Cash wallet migration ...

Implemented full wallet functionality for Bitcoin Cash:
- Balance Checking: Real-time balance fetching via redundant APIs (Blockchain.com, Blockcypher, FullStack.cash).
- Address Compatibility: Full support for both CashAddr (Bech32) and Legacy formats with automatic bidirectional conversion.
- Transaction Signing: Implemented BIP-143 signature hashing with SIGHASH_FORKID (0x41) for replay protection.
- Transaction History: Robust fetching from multi-provider APIs with detailed transaction formatting.
- Sending Functionality: Secure BCH transfers with dynamic fee estimation and manual ECDSA signing.
- UI Integration: Updated currency selectors and address management modals for Bitcoin Cash specifics.

2026-01-31 03:46:07 +05:30

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