Summary

• Update all miden-protocol dependencies from 0.14.0-alpha.1 to 0.14.0-beta.1
• Update miden-crypto from 0.19.7 to 0.22
• Remove miden-air dependency
• Bump node workspace version to 0.14.0-beta.1

Key API migrations

• Serialization traits moved to utils::serde submodule
• Felt::as_int() -> Felt::as_canonical_u64()
• falcon512_rpo -> falcon512_poseidon2
• ProvenTransactionBuilder removed, use ProvenTransaction::new() + TxAccountUpdate (refactor: remove ProvenTransactionBuilder in favor of ProvenTransaction::new protocol#2567)
• OutputNote variants: Full -> Public, Header -> Private
• Asset is now key-value (two words instead of one)
• MmrProof fields are now methods
• account_id_to_smt_key -> AccountIdKey::from()
• SmtStorage trait methods now take &mut self
• AccountStateForest rewritten to replace removed LargeSmtForest

Test plan

• cargo check --all-targets passes
• make lint passes (clippy, formatting, machete)
• CI passes

🤖 Generated with Claude Code