CHANGELOG

v21.0.0

Features

• 2633 - support for stateful precompiled contracts
• 2788 - add common importable zetacored rpc package
• 2784 - staking precompiled contract
• 2795 - support restricted address in Solana
• 2861 - emit events from staking precompile
• 2860 - bank precompiled contract
• 2870 - support for multiple Bitcoin chains in the zetaclient
• 2883 - add chain static information for btc signet testnet
• 2907 - derive Bitcoin tss address by chain id and added more Signet static info
• 2911 - add chain static information for btc testnet4
• 2904 - integrate authenticated calls smart contract functionality into protocol
• 2919 - add inbound sender to revert context
• 2957 - enable Bitcoin inscription support on testnet
• 2896 - add TON inbound observation
• 2987 - add non-EVM standard inbound memo package
• 2979 - add fungible keeper ability to lock/unlock ZRC20 tokens
• 3012 - integrate authenticated calls erc20 smart contract functionality into protocol
• 3025 - standard memo for Bitcoin inbound

Refactor

• 2749 - fix all lint errors from govet
• 2725 - refactor SetCctxAndNonceToCctxAndInboundHashToCctx to receive tsspubkey as an argument
• 2802 - set default liquidity cap for new ZRC20s
• 2826 - remove unused code from emissions module and add new parameter for fixed block reward amount
• 2890 - refactor MsgUpdateChainInfo to accept a single chain, and add MsgRemoveChainInfo to remove a chain
• 2899 - remove btc deposit fee v1 and improve unit tests
• 2952 - add error_message to cctx.status
• 3039 - use btcd native APIs to handle Bitcoin Taproot address

Tests

• 2661 - update connector and erc20Custody addresses in tss migration e2e tests
• 2703 - add e2e tests for stateful precompiled contracts
• 2830 - extend staking precompile tests
• 2867 - skip precompiles test for tss migration
• 2833 - add e2e framework for TON blockchain
• 2874 - add support for multiple runs for precompile tests
• 2895 - add e2e test for bitcoin deposit and call
• 2894 - increase gas limit for TSS vote tx
• 2932 - add gateway upgrade as part of the upgrade test
• 2947 - initialize simulation tests

Fixes

• 2674 - allow operators to vote on ballots associated with discarded keygen without affecting the status of the current keygen.
• 2672 - check observer set for duplicates when adding a new observer or updating an existing one
• 2735 - fix the outbound tracker blocking confirmation and outbound processing on EVM chains by locally index outbound txs in zetaclient
• 2944 - add tsspubkey to index for tss keygen voting
• 2842 - fix: move interval assignment out of cctx loop in EVM outbound tx scheduler
• 2853 - calling precompile through sc with sc state update
• 2925 - add recover to init chainer to diplay informative message when starting a node from block 1
• 2909 - add legacy messages back to codec for querier backward compatibility
• 3018 - support DepositAndCall and WithdrawAndCall with empty payload
• 3030 - Avoid storing invalid Solana gateway address in the SetGatewayAddress
• 3047 - wrong block hash in subscribe new heads