Apply suggestions from code review

baseapp/baseapp.go

@@ -4,16 +4,16 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"maps"
 	"math"
-	"sort"
+	"slices"
 	"strconv"
 	"sync"
 
 	abci "github.com/cometbft/cometbft/api/cometbft/abci/v1"
 	cmtproto "github.com/cometbft/cometbft/api/cometbft/types/v1"
 	"github.com/cometbft/cometbft/crypto/tmhash"
 	"github.com/cosmos/gogoproto/proto"
-	"golang.org/x/exp/maps"
 	"google.golang.org/protobuf/reflect/protoreflect"
 
 	"cosmossdk.io/core/header"
@@ -336,8 +336,7 @@ func (app *BaseApp) MountTransientStores(keys map[string]*storetypes.TransientSt
 // MountMemoryStores mounts all in-memory KVStores with the BaseApp's internal
 // commit multi-store.
 func (app *BaseApp) MountMemoryStores(keys map[string]*storetypes.MemoryStoreKey) {
-	skeys := maps.Keys(keys)
-	sort.Strings(skeys)
+	skeys := slices.Sorted(maps.Keys(keys))
 	for _, key := range skeys {
 		memKey := keys[key]
 		app.MountStore(memKey, storetypes.StoreTypeMemory)
@@ -347,8 +346,7 @@ func (app *BaseApp) MountMemoryStores(keys map[string]*storetypes.MemoryStoreKey
 // MountObjectStores mounts all transient object stores with the BaseApp's internal
 // commit multi-store.
 func (app *BaseApp) MountObjectStores(keys map[string]*storetypes.ObjectStoreKey) {
-	skeys := maps.Keys(keys)
-	sort.Strings(skeys)
+	skeys := slices.Sorted(maps.Keys(keys))
 	for _, key := range skeys {
 		memKey := keys[key]
 		app.MountStore(memKey, storetypes.StoreTypeObject)

store/CHANGELOG.md

@@ -31,6 +31,10 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
+### Features
+
+* [#22893](https://github.com/cosmos/cosmos-sdk/pull/22893) Support mount object store in baseapp, add `ObjectStore` api in context.
+
 ## v1.10.0 (December 13, 2024)
 
 ### Improvements