add changelog

Author: julienrbrt

CHANGELOG.md

@@ -14,6 +14,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Implement forced inclusion and based sequencing ([#2797](https://github.com/evstack/ev-node/pull/2797))
   This changes requires to add a `da_epoch_forced_inclusion` field in `genesis.json` file.
   To enable this feature, set the force inclusion namespace in the `evnode.yaml`.
+- Added `post-tx` command and force inclusion server to submit transaction directly to the DA layer. ([#2888](https://github.com/evstack/ev-node/pull/2888))
+  Additionally, modified the core package to support marking transactions as forced included transactions.
+  The execution client ought to perform basic validation on those transactions as they have skipped the execution client's mempool.
 
 ### Changed