Description

The v4.0.2 release is a minor non-forking upgrade the provides enhancements and small bug fixes to Revolution Proof-of-Stake.

Notable changes include:

Update fee estimation logic to return global min fee rate if the size of transactions is less than 50% of the computed congestion threshold
Networking bug fixes to address issues with the network manager's index of persistent peers
State syncer enhancements to better manage uncommitted state.
Include a disconnect reason when disconnect peers to make debugging of networking issues easier.
Small hypersync fixes to save the state of encoder migrations more proactively to avoid unnecessarily running encoder migrations and to fix the hypersync start condition around the transition from PoW to PoS.
Accelerated regtest mode for a faster transition to PoS

What's Changed

Add signature validation for PoW txns by @diamondhands0 in #1375
Save migrations at the end of StartMigrations by @lazynina in #1379
Add disconnect reason to peer disconnect logic by @lazynina in #1378
Pass disconnectReason through CloseConnection by @lazynina in #1380
Resolve decode issues with block height by @superzordon in #1381
Fix isHyperSyncCondition to account for transition from PoW snapshot epoch period to PoS snapshot epoch period by @lazynina in #1383
Conditionally queue block bundles in expected responses and dequeue them in _handleInExpectedResponse. don't queue msg in _cleanupDonePeerState if there are no transactions. also exit early if peer can't accept inv messages by @lazynina in #1384
Fix Persistent IP Indexing Edge Cases in NetworkManager by @tholonious in #1386
Add panic-recover to safe utxo view connect txn by @lazynina in #1388
Add support for trading fees as extradata by @diamondhands0 in #1377
accelerated regtest mode by @lazynina in #1391
Ln/max tip age bug fix by @lazynina in #1392
Update uncommitted block sync ID by @superzordon in #1382
If less than 50% of congestion threshold, return min fee rate by @lazynina in #1393

Full Changelog: v4.0.1...v4.0.2