Implement BitPacker class and cryptographic utilities with tests#4

Merged

xt0x merged 3 commits intomainfrom

feat/entropy-to-mnemonic

Apr 18, 2026

Commits on Apr 18, 2026

feat(bitpacker): implement BitPacker class for bit manipulation and packing
xt0x
committed
feat(crypto): add PBKDF2-HMAC-SHA512 and SHA-256 digest implementations with tests
xt0x
committed
feat(api): implement entropyToMnemonic method and add tests for entropy validation
xt0x
committed