v2.0.0

[2.0.0] - 2026-04-24

🚜 Refactor

• (slip10) Rename DerivedKey to DerivedEd25519Key and make fields private with accessor methods
• (bitcoin,cli) Infer AddressType from BIP-44 purpose in derive_path and deduplicate CLI argument handling
• (kobe) Add prelude module for ergonomic imports and update example to version 2.0
• (workspace) Remove unused Result type aliases across all chain crates
• (bitcoin) Improve error variable naming in derive_path test for clarity
• (workspace) Implement chain-agnostic DerivationStyle trait across EVM, SVM, and TON with unified error handling
• (workspace) Rename Bitcoin entry points for cross-chain consistency and document DerivationStyle trait unification
• (primitives) Update DerivationStyle trait doc link to reference crate-level documentation

📚 Documentation

• (cli,spark,ton) Document TON and Spark CLI flags, add clap self-test, and remove mnemonic camouflage section from README
• (workspace) Fix broken intra-doc links and improve documentation clarity across CHANGELOG, README, and crate modules
• (workspace) Add cross-implementation KAT emphasis, signer integration, and supported chains table to README

⚙️ Miscellaneous Tasks

• (workspace) Bump version to 2.0.0 with unified API redesign across all chains
• (workspace) Add MSRV 1.85, exclude fuzz/, refactor CLI wallet construction, and improve documentation