chore: update changelog for 3.0.0.0.0

CHANGELOG.md

@@ -5,9 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to the versioning scheme outlined in the [README.md](README.md).
 
-## [Unreleased]
+## [3.0.0.0.0]
 
-- Added support for Clarity 3
+### Added
+
+- Nakamoto consensus rules, activating in epoch 3.0 at block 867,867
+- Clarity 3, activating with epoch 3.0
   - Keywords / variable
     - `tenure-height` added
     - `stacks-block-height` added
@@ -16,10 +19,28 @@ and this project adheres to the versioning scheme outlined in the [README.md](RE
     - `get-stacks-block-info?` added
     - `get-tenure-info?` added
     - `get-block-info?` removed
-- Added `/v3/signer/{signer_pubkey}/{reward_cycle}` endpoint
-- Added `tenure_height` to `/v2/info` endpoint
-- Added optional `timeout_ms` to `events_observer` configuration
-- Added support for re-sending events to event observers across restarts
+- New RPC endpoints
+  - `/v3/blocks/:block_id`
+  - `/v3/blocks/upload/`
+  - `/v3/signer/:signer_pubkey/:cycle_num`
+  - `/v3/sortitions`
+  - `/v3/stacker_set/:cycle_num`
+  - `/v3/tenures/:block_id`
+  - `/v3/tenures/fork_info/:start/:stop`
+  - `/v3/tenures/info`
+  - `/v3/tenures/tip/:consensus_hash`
+- Re-send events to event observers across restarts
+- Support custom chain-ids for testing
+- Add `replay-block` command to CLI
+
+### Changed
+
+- Strict config file validation (unknown fields will cause the node to fail to start)
+- Add optional `timeout_ms` to `events_observer` configuration
+- Modified RPC endpoints
+  - Include `tenure_height` in `/v2/info` endpoint
+  - Include `block_time` and `tenure_height` in `/new/block` event payload
+- Various improvements to logging, reducing log spam and improving log messages
 
 ## [2.5.0.0.7]