What's Changed

• A relay server written on Rust. by @sergey-shandar in https://github.com/stacks-network/stacks-core/pull/3497
• chore: enable manual start of btc integration test workflow by @pavitthrap in https://github.com/stacks-network/stacks-core/pull/3521
• Chore/merge develop to next 2023 02 09 by @jcnelson in https://github.com/stacks-network/stacks-core/pull/3564
• [sBTC] Feat: Peg-in operation wire format by @netrome in https://github.com/stacks-network/stacks-core/pull/3486
• sBTC: Add burn ops RPC for PegIn by @kantai in https://github.com/stacks-network/stacks-core/pull/3511
• [eng quality] remove extern crate references by @pavitthrap in https://github.com/stacks-network/stacks-core/pull/3544
• [sBTC] Feat: Peg out request & fulfillment wire formats & RPC by @netrome in https://github.com/stacks-network/stacks-core/pull/3577
• Chore/reorder imports by @pavitthrap in https://github.com/stacks-network/stacks-core/pull/3556
• [sBTC] Add stx_address method to PegOutRequestOp by @netrome in https://github.com/stacks-network/stacks-core/pull/3649
• Merge develop into next by @obycode in https://github.com/stacks-network/stacks-core/pull/3897
• [Chore] Merge develop to next by @jcnelson in https://github.com/stacks-network/stacks-core/pull/3994
• Nakamoto: Nakamoto blocks and block headers, append_block by @kantai in https://github.com/stacks-network/stacks-core/pull/3933
• Nakamoto staging blocks by @kantai in https://github.com/stacks-network/stacks-core/pull/3992
• Initial implementation of mockamoto stack-node mode by @kantai in https://github.com/stacks-network/stacks-core/pull/4001
• Feat/nakamoto coordinator by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4009
• Chore: Merge develop to next by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4074
• Feat: Add TenureChange transaction type by @jbencin in https://github.com/stacks-network/stacks-core/pull/3974
• Bugfix/nakamoto coordinator reward set prepare phase calcs by @jferrant in https://github.com/stacks-network/stacks-core/pull/4095
• chore: Update wsts to v5.0.0 by @jbencin in https://github.com/stacks-network/stacks-core/pull/4102
• Nakamoto: Validate stacker signature of a Nakamoto Block by @jferrant in https://github.com/stacks-network/stacks-core/pull/4039
• Feat: Mockamoto + coordinator integration by @kantai in https://github.com/stacks-network/stacks-core/pull/4098
• Merge develop into next by @wileyj in https://github.com/stacks-network/stacks-core/pull/4127
• Fix: Use VRFProof::consensus_serialize() by @jbencin in https://github.com/stacks-network/stacks-core/pull/4121
• fix: handle epochs 2.5 and 3.0 correctly by @obycode in https://github.com/stacks-network/stacks-core/pull/4138
• Merge develop into next by @wileyj in https://github.com/stacks-network/stacks-core/pull/4151
• Feat/remove sbtc ops by @soju-drinker in https://github.com/stacks-network/stacks-core/pull/4112
• Run rust fmt by @jferrant in https://github.com/stacks-network/stacks-core/pull/4154
• Fix mempool admission for Nakamoto Blocks by @jferrant in https://github.com/stacks-network/stacks-core/pull/4149
• Implement PoX-4 Locking via Special Contract-Call Handler by @jbencin in https://github.com/stacks-network/stacks-core/pull/4106
• Feat/tenure change validation by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4114
• use pull_request to trigger ci runs by @wileyj in https://github.com/stacks-network/stacks-core/pull/4162
• Fix next compiler error by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4159
• Nakamoto-Neon: Add nakamoto_node by @kantai in https://github.com/stacks-network/stacks-core/pull/4133
• Get/Set aggregate public key from Clarity by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4165
• Nakamoto-Node: Support for interim block mining by @kantai in https://github.com/stacks-network/stacks-core/pull/4187
• Enable FIRE coordinator for stacks-signer by @xoloki in https://github.com/stacks-network/stacks-core/pull/4174
• Nakamoto Fixes: IssueBlockCommit and Reward Maturity Lookups by @kantai in https://github.com/stacks-network/stacks-core/pull/4205
• Fix: RBF-mechanism should check bitcoin RPC by @kantai in https://github.com/stacks-network/stacks-core/pull/4206
• pox-4: remove pox-reject by @friedger in https://github.com/stacks-network/stacks-core/pull/4163
• PoX-4 signer key read/write with base Rust tests by @MarvinJanssen in https://github.com/stacks-network/stacks-core/pull/4209
• Fix: commit burn out selection in nakamoto-node by @kantai in https://github.com/stacks-network/stacks-core/pull/4212
• Update wsts version to 6.0 and use Packet::verify function by @jferrant in https://github.com/stacks-network/stacks-core/pull/4227
• Fix: nakamoto-node shouldn't respawn prometheus thread by @kantai in https://github.com/stacks-network/stacks-core/pull/4226
• Feat/async block proposal by @kantai in https://github.com/stacks-network/stacks-core/pull/4228
• Feat/stackerdb miners contract by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4188
• Process coordinator messages to duplicate state between multiple coor… by @jferrant in https://github.com/stacks-network/stacks-core/pull/4186
• Improve revoke delegate stx by @friedger in https://github.com/stacks-network/stacks-core/pull/4157
• Feat/stacks signer block proposal by @jferrant in https://github.com/stacks-network/stacks-core/pull/4130
• Nakamoto: remove stacker signature fields from tenure change payload by @kantai in https://github.com/stacks-network/stacks-core/pull/4260
• Make DKG fully robust against non-participation by @xoloki in https://github.com/stacks-network/stacks-core/pull/4236
• Chore/update wsts version 7 by @jferrant in https://github.com/stacks-network/stacks-core/pull/4267
• Add pox-4.clar to Clarinet.toml by @friedger in https://github.com/stacks-network/stacks-core/pull/4194
• Fix pox4 delegate-stack-extend by @zone117x in https://github.com/stacks-network/stacks-core/pull/4279
• Chore/Additional PoX-4 Rust Tests by @setzeus in https://github.com/stacks-network/stacks-core/pull/4245
• Enable approval or rejection of a block via signature by @jferrant in https://github.com/stacks-network/stacks-core/pull/4249
• .signers StackerDB contract and PoX 4 signer key changes by @MarvinJanssen in https://github.com/stacks-network/stacks-core/pull/4263
• Select stacks-signer coordinator dynamically by @8marz8 in https://github.com/stacks-network/stacks-core/pull/4276
• Bugfix/signer signature hash by @jferrant in https://github.com/stacks-network/stacks-core/pull/4294
• feat: default to .signers boot contract in signer config by @hstove in https://github.com/stacks-network/stacks-core/pull/4266
• feat: include stacks-signer binary in CI images by @hstove in https://github.com/stacks-network/stacks-core/pull/4268
• Make signer_signature_hash infallible and use it instead of the entire block when passing around data in stackerdb by @jferrant in https://github.com/stacks-network/stacks-core/pull/4300
• Nakamoto: Add stacker/signer bit vector and event by @kantai in https://github.com/stacks-network/stacks-core/pull/4269
• Add /status endpoint to signer by @hstove in https://github.com/stacks-network/stacks-core/pull/4280
• fix: modify test_simple_signer to fix intermittent failure by @hstove in https://github.com/stacks-network/stacks-core/pull/4306
• Mutants run on PR differences by @ASuciuX in https://github.com/stacks-network/stacks-core/pull/4303
• [clarity] Cast aggregated public key vote by @friedger in https://github.com/stacks-network/stacks-core/pull/4239
• feat: add signer-key to synthetic pox events by @zone117x in https://github.com/stacks-network/stacks-core/pull/4329
• fix: incorrect arg index in synthetic event by @hstove in https://github.com/stacks-network/stacks-core/pull/4332
• Updated Vote Print Statement by @setzeus in https://github.com/stacks-network/stacks-core/pull/4324
• Merge develop to next by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4334
• Nakamoto Tenure Inventories by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4232
• Miners handle signers block responses from the stacker db instance by @jferrant in https://github.com/stacks-network/stacks-core/pull/4281
• Feat/signers write transactions to stackerdb by @jferrant in https://github.com/stacks-network/stacks-core/pull/4301
• Fix flaky block-proposal test by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4337
• Use serial to ensure tests do not clash by @jferrant in https://github.com/stacks-network/stacks-core/pull/4340
• Use the same slot id for retrieving the proposed block by @jferrant in https://github.com/stacks-network/stacks-core/pull/4344
• Reward set calculation and RPC endpoint by @kantai in https://github.com/stacks-network/stacks-core/pull/4311
• Feat: trigger stackerdb refresh when .signers is written by @kantai in https://github.com/stacks-network/stacks-core/pull/4330
• chore: Remove unused variables by @jbencin in https://github.com/stacks-network/stacks-core/pull/4339
• fix: fix #4351 by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4353
• feat: require signatures to prove control of signer-key in pox by @hstove in https://github.com/stacks-network/stacks-core/pull/4277
• Update wsts dependency to get malicious DkgPrivateShares handling by @xoloki in https://github.com/stacks-network/stacks-core/pull/4326
• feat: add signer CLI function to generate signature by @hstove in https://github.com/stacks-network/stacks-core/pull/4319
• fix: buids on various archs/platforms by @zone117x in https://github.com/stacks-network/stacks-core/pull/4331
• Paging in StackerDB and update to .signers by @kantai in https://github.com/stacks-network/stacks-core/pull/4323
• test: Add replay-block command by @jbencin in https://github.com/stacks-network/stacks-core/pull/4359
• Fix(Nakamoto): Block evaluation issues in next by @kantai in https://github.com/stacks-network/stacks-core/pull/4372
• chore: Enable "fat" link-time optimizations for release builds by @jbencin in https://github.com/stacks-network/stacks-core/pull/4365
• Chore: ed25519 dalek update in next by @kantai in https://github.com/stacks-network/stacks-core/pull/4382
• Update wsts workspace dependency to v8.1 by @xoloki in https://github.com/stacks-network/stacks-core/pull/4381
• Separate Nakamoto DB for staging blocks by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4373
• Nakamoto Inventory State Machine by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4366
• chore: Drop support for old x86_64 CPUs by @jbencin in https://github.com/stacks-network/stacks-core/pull/4364
• chore: Use hashbrown in most workspace members by @jbencin in https://github.com/stacks-network/stacks-core/pull/4389
• chore: Use jemalloc global allocator on supported platforms by @jbencin in https://github.com/stacks-network/stacks-core/pull/4367
• fix: ignore timing out runloop test by @hstove in https://github.com/stacks-network/stacks-core/pull/4404
• feat: allow signer-key authorizations instead of signature by @hstove in https://github.com/stacks-network/stacks-core/pull/4377
• chore: Fix lots of clippy::perf warnings by @jbencin in https://github.com/stacks-network/stacks-core/pull/4336
• Process successful .signers-voting results by @obycode in https://github.com/stacks-network/stacks-core/pull/4360
• Fix: only report codecov status after ci by @wileyj in https://github.com/stacks-network/stacks-core/pull/4409
• trigger ci workflow when merge queue requests it by @wileyj in https://github.com/stacks-network/stacks-core/pull/4416
• Feat/signers cast dkg vote by @jferrant in https://github.com/stacks-network/stacks-core/pull/4287
• Drop User Burn Support by @8marz8 in https://github.com/stacks-network/stacks-core/pull/4378
• Mutants/add skip attribute to timeout functions by @ASuciuX in https://github.com/stacks-network/stacks-core/pull/4385
• chore(clarity): Replace Vec::new() and vec![] by @jbencin in https://github.com/stacks-network/stacks-core/pull/4408
• chore(stacks-common): Improvements to Vec allocation and operations by @jbencin in https://github.com/stacks-network/stacks-core/pull/4425
• chore: Remove imports already included by std::prelude by @jbencin in https://github.com/stacks-network/stacks-core/pull/4390
• Mutants Optimisations: big-packages, timeout multiplier, stacks-signer case by @ASuciuX in https://github.com/stacks-network/stacks-core/pull/4380
• Update ci trigger to enable merge queue in next by @wileyj in https://github.com/stacks-network/stacks-core/pull/4438
• Add property-based tests for signers-voting contract functions by @moodmosaic in https://github.com/stacks-network/stacks-core/pull/4403
• Round up thresholds by @jferrant in https://github.com/stacks-network/stacks-core/pull/4455
• Additional 'set-signer-key-authorization' Checks by @setzeus in https://github.com/stacks-network/stacks-core/pull/4432
• Move signer transaction to global location and utilize in both miner and signer by @jferrant in https://github.com/stacks-network/stacks-core/pull/4436
• Fix signer id use in stackerdb by @jferrant in https://github.com/stacks-network/stacks-core/pull/4451
• Chore: Remove unnecessary sha2-asm dependency by @jbencin in https://github.com/stacks-network/stacks-core/pull/4435
• PoX-4 Clarunit Setup & Initial Tests by @setzeus in https://github.com/stacks-network/stacks-core/pull/4231
• Fix race condition in stacks signer client tests by @netrome in https://github.com/stacks-network/stacks-core/pull/4473
• Fix signer nonces by @obycode in https://github.com/stacks-network/stacks-core/pull/4480
• chore(clarity): Allocate HashMaps with capacity when possible by @jbencin in https://github.com/stacks-network/stacks-core/pull/4462
• Ctrl-C graceful shutdown during burnchain initialization by @8marz8 in https://github.com/stacks-network/stacks-core/pull/4474
• Fix: manually calculate current reward cycle ID in /v2/pox_info by @kantai in https://github.com/stacks-network/stacks-core/pull/4468
• fix: resolve DNS/hostnames for signer node_host config by @zone117x in https://github.com/stacks-network/stacks-core/pull/4475
• Fix get-vote response type by @obycode in https://github.com/stacks-network/stacks-core/pull/4467
• Feat/block proposal authorization password for v2/block_proposal endpoint by @jferrant in https://github.com/stacks-network/stacks-core/pull/4471
• CI: Replace Rustfmt Action by @BowTiedDevOps in https://github.com/stacks-network/stacks-core/pull/4478
• CI: do not fail CI if the codecov upload fails by @obycode in https://github.com/stacks-network/stacks-core/pull/4485
• Remove self signer by @obycode in https://github.com/stacks-network/stacks-core/pull/4469
• fix: expected reward cycle in integration test for pox info by @hstove in https://github.com/stacks-network/stacks-core/pull/4488
• feat: Validate amount with signer key authorizations by @hstove in https://github.com/stacks-network/stacks-core/pull/4461
• feat: gate target-cpu=native with portable feature by @obycode in https://github.com/stacks-network/stacks-core/pull/4489
• fix: use testnet consts when generating xenon config by @hstove in https://github.com/stacks-network/stacks-core/pull/4499
• chore: Optimize TupleData::from_data() by @jbencin in https://github.com/stacks-network/stacks-core/pull/4458
• Including rewardSet in new block event by @8marz8 in https://github.com/stacks-network/stacks-core/pull/4430
• feat: store signer state in sqlite by @hstove in https://github.com/stacks-network/stacks-core/pull/4348
• If data already exists in a stackerdb slot, update version number by @jferrant in https://github.com/stacks-network/stacks-core/pull/4507
• feat: add signer-key to stack-increase event by @hstove in https://github.com/stacks-network/stacks-core/pull/4508
• update signer logging to include reward cycle to differentiate curren… by @jferrant in https://github.com/stacks-network/stacks-core/pull/4505
• Have miners abort signing a block if the burn tip changes by @jferrant in https://github.com/stacks-network/stacks-core/pull/4510
• chore: add more logging to the event receiver by @kantai in https://github.com/stacks-network/stacks-core/pull/4503
• Feat: use block proposal struct for miner -> signers communication by @kantai in https://github.com/stacks-network/stacks-core/pull/4511
• feat: add a parity check and filter events sent to the signer instances by @kantai in https://github.com/stacks-network/stacks-core/pull/4512
• chore: OptimizeTraitsResolver by @jbencin in https://github.com/stacks-network/stacks-core/pull/4500
• fix: try not deleting accepted blocks from signerDB by @hstove in https://github.com/stacks-network/stacks-core/pull/4514
• feat: signer does not treat repeated proposals as new by @kantai in https://github.com/stacks-network/stacks-core/pull/4515
• Bugfix/cleanup outdated signers by @jferrant in https://github.com/stacks-network/stacks-core/pull/4513
• Minor changes / clean up by @obycode in https://github.com/stacks-network/stacks-core/pull/4516
• [CI] Dry x86-64-v3 builds/default images to use glibc by @wileyj in https://github.com/stacks-network/stacks-core/pull/4460
• feat: add const to determine whether to rotate coordinator by @hstove in https://github.com/stacks-network/stacks-core/pull/4517
• chore: ensure all http/1.1 requests are properly structured by @obycode in https://github.com/stacks-network/stacks-core/pull/4518
• Add property tests for PoX-4 read-only functions by @BowTiedRadone in https://github.com/stacks-network/stacks-core/pull/4470
• fix: add reward cycle to signerdb by @obycode in https://github.com/stacks-network/stacks-core/pull/4525
• fix: stacked_amt: u128 should serialize as string by @zone117x in https://github.com/stacks-network/stacks-core/pull/4522
• Move the Creation of Source Binaries to Composite by @BowTiedDevOps in https://github.com/stacks-network/stacks-core/pull/4497
• feat: burn op definition and storage for vote-for-agg-key by @hstove in https://github.com/stacks-network/stacks-core/pull/4376
• feat: add pox_stx_threshold amount to /new_block event data by @zone117x in https://github.com/stacks-network/stacks-core/pull/4524
• Rename 'get'/'put' Methods in Clarity by @ASuciuX in https://github.com/stacks-network/stacks-core/pull/4521
• fix: correct deserialization size check by @obycode in https://github.com/stacks-network/stacks-core/pull/4537
• feat: include signer bitvec in nakamoto block event by @hstove in https://github.com/stacks-network/stacks-core/pull/4526
• fix: add wsts::Point validation to vote-for-aggregate-key burn op by @hstove in https://github.com/stacks-network/stacks-core/pull/4536
• Bugfix/do not unconditionally attempt block post submit failure by @jferrant in https://github.com/stacks-network/stacks-core/pull/4495
• Add cycle-id ranges to synthetic pox events by @zone117x in https://github.com/stacks-network/stacks-core/pull/4414
• test: upgrade core-contract-tests dependencies by @hugocaillard in https://github.com/stacks-network/stacks-core/pull/4528
• feat: return any value type from execute_contract_allow_private by @hugocaillard in https://github.com/stacks-network/stacks-core/pull/4520
• fix: remove --reward-cycle from stacks-signer run by @hstove in https://github.com/stacks-network/stacks-core/pull/4542
• Fixes discovered while bringing up the pre-launch testnet by @obycode in https://github.com/stacks-network/stacks-core/pull/4527
• Signers-Voting Chore(s): Round Up & Round-Data Getter by @setzeus in https://github.com/stacks-network/stacks-core/pull/4496
• fix: isolate event-dispatcher serialization code by @zone117x in https://github.com/stacks-network/stacks-core/pull/4545
• Feat/signers subscribe to burn blocks by @jferrant in https://github.com/stacks-network/stacks-core/pull/4549
• Chore: Remove Boxing of SymbolicExpressions by @ASuciuX in https://github.com/stacks-network/stacks-core/pull/4530
• Chore/fix clippy perf warnings by @ASuciuX in https://github.com/stacks-network/stacks-core/pull/4567
• fix: target-cpu=native flag working again by @jbencin in https://github.com/stacks-network/stacks-core/pull/4498
• Remove extra retry call in signer by @8marz8 in https://github.com/stacks-network/stacks-core/pull/4491
• Update StackStxOp to include signer key by @8marz8 in https://github.com/stacks-network/stacks-core/pull/4412
• Feat: Miner acts as signer set coordinator during block signing by @kantai in https://github.com/stacks-network/stacks-core/pull/4481
• Disable Microblocks in Epoch 2.5 by @kantai in https://github.com/stacks-network/stacks-core/pull/4561
• fix: handle burn chain flapping by @obycode in https://github.com/stacks-network/stacks-core/pull/4563
• Add affirmation overrides config option and add default xenon ones ne… by @jferrant in https://github.com/stacks-network/stacks-core/pull/4560
• Merge develop into next by @obycode in https://github.com/stacks-network/stacks-core/pull/4575
• 2.5: PoX missed-slot updates by @kantai in https://github.com/stacks-network/stacks-core/pull/4576
• Feat/nakamoto block downloader by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4476
• feat: make nakamoto mode the default by @obycode in https://github.com/stacks-network/stacks-core/pull/4577
• Feat/nakamoto block download API by @jcnelson in https://github.com/stacks-network/stacks-core/pull/4394
• fix: allow nakamoto-neon mode by @obycode in https://github.com/stacks-network/stacks-core/pull/4578
• feat: add config parameters for burn block start by @obycode in https://github.com/stacks-network/stacks-core/pull/4556
• Chore/fix clippy nursery warning by @ASuciuX in https://github.com/stacks-network/stacks-core/pull/4572
• Feat: Set activation height for 2.5 in xenon (mainline) testnet by @kantai in https://github.com/stacks-network/stacks-core/pull/4588
• create release only requires a tag by @wileyj in https://github.com/stacks-network/stacks-core/pull/4590

New Contributors

• @MarvinJanssen made their first contribution in https://github.com/stacks-network/stacks-core/pull/4209
• @setzeus made their first contribution in https://github.com/stacks-network/stacks-core/pull/4245
• @8marz8 made their first contribution in https://github.com/stacks-network/stacks-core/pull/4276

Full Changelog: https://github.com/stacks-network/stacks-core/compare/2.4.0.1.0...2.5.0.0.0-rc1