core: v28.3.0

28.3.0 (2025-05-29)

Features

• add en_getProtocolVersionInfo, fix eth_protocolVersion (#3988) (5adb640)
• add prividium mode to zkstack explorer (#4079) (c571914)
• avail-gas-relay: add empty json check (#4034) (55f0dd5)
• config: Support serde-style enums in config system (#4055) (84eed67)
• Configuration system PoC (#3851) (7b449c2)
• config: Use native representation for duration params (#4072) (1674906)
• contract_verifier: read compiler versions from cbor metadata if available (#4002) (9bc20a4)
• eigenda: Ensure finality (#4033) (b794c4e)
• en: Add revert CLI command for external node (#4053) (5e4bf51)
• eth_sender: Add fast finalization into eth_tx_manager (#4070) (c6b815d)
• eth-sender: limit fees on resend (#3885) (21b52f9)
• make PRIORITY_EXPIRATION configurable (#3764) (5a97993)
• move optimistic API to unstable (#3976) (2d0c41d)
• private-rpc: improved compatibility with ethers library + tests (#4046) (0e2e0d8)
• remove zks_getL2ToL1MsgProof (#3965) (037dff0)

Bug Fixes

• contract-verifier: improve etherscan error handling (#4061) (0e1a5b2)
• deplpoyment_filter: Allow protocol upgrade (#4098) (5f7a392)
• en: Update snapshot applier health during storage logs recovery (#4028) (61b34db)
• eth_aggregator: choose Blobs or Calldata based on the previous batch (#4073) (1009488)
• Fix prefix for TeeProofDataHandlerConfig (#4043) (4e42573)
• gateway_migrator: add gateway migrator config (#4041) (5ce7240)
• Prefix env vars for zksync_server (#4039) (3b2dd70)
• vm: update v27 (#4035) (b7aeab6)

Performance Improvements

• api: Add measures to improve API performance (#4051) (d171162)
• api: Add observability for contractAddress logic (#4066) (a179d98)
• deallocate all heaps that don't need to be kept (#4093) (5fd6769)
• en: DB-related performance improvements (#4017) (3674332)