add changelog entries for new apis

core/CHANGELOG.md

@@ -42,6 +42,14 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * [#18457](https://github.com/cosmos/cosmos-sdk/pull/18457) Add branch.ExecuteWithGasLimit.
 * [#19041](https://github.com/cosmos/cosmos-sdk/pull/19041) Add `appmodule.Environment` interface to fetch different services
 * [#19370](https://github.com/cosmos/cosmos-sdk/pull/19370) Add `appmodule.Migrations` interface to handle migrations
+* [#19617](https://github.com/cosmos/cosmos-sdk/pull/19617) Add DataBaseService to store non-consensus data in a database
+    * Create V2 appmodule with v2 api for runtime/v2
+    * Introduce `Transaction.Tx` for use in runtime/v2
+    * Introduce `HasUpdateValidators` interface and `ValidatorUpdate` struct for validator updates 
+    * Introduce `HasTxValidation` interface for modules to register tx validation handlers
+    * `HasGenesis` interface for modules to register import, export, validation and default genesis handlers. The new api works with `proto.Message`
+
+### Improvements
 
 ### API Breaking Changes
 

core/appmodule/module.go

@@ -3,9 +3,10 @@ package appmodule
 import (
 	"context"
 
-	appmodule "cosmossdk.io/core/appmodule/v2"
 	"google.golang.org/grpc"
 	"google.golang.org/protobuf/runtime/protoiface"
+
+	appmodule "cosmossdk.io/core/appmodule/v2"
 )
 
 // AppModule is a tag interface for app module implementations to use as a basis
@@ -15,7 +16,12 @@ import (
 type AppModule = appmodule.AppModule
 
 // HasMigrations is the extension interface that modules should implement to register migrations.
-type HasMigrations = appmodule.HasMigrations
+type HasMigrations interface {
+	AppModule
+
+	// RegisterMigrations registers the module's migrations with the app's migrator.
+	RegisterMigrations(MigrationRegistrar) error
+}
 
 // HasConsensusVersion is the interface for declaring a module consensus version.
 type HasConsensusVersion = appmodule.HasConsensusVersion