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3.0 (Release Candidate 1) Release Notes

Overview

  • Release Date: March 10 (release candidate 1)
  • Changelog: Link

Notable Changes

  • UTXO Locking API: There are new methods on Wallet to lock and unlock UTXOs by outpoint, with lock status persisted in ChangeSet.
  • Caravan Import/Export: We added support for importing and exporting wallets in the Caravan multisig coordinator format.
  • ChangeSet Version Compatibility: We formalized our policy around version compatibility for ChangeSet, including supported upgrade/downgrade paths and a deprecation cycle.
  • PSBT Signing Flow: Starting in 3.0, we now recommend a new pattern for signing PSBTs using Psbt::sign from rust-bitcoin, and keeping private keys out of the Wallet.