refactor: clean external DTO consumers (#3566)

* refactor: clean external DTO consumers

* fix: handle empty erasure shard recovery

crates/scanner/tests/lifecycle_integration_test.rs

@@ -28,16 +28,18 @@ use rustfs_ecstore::{
     global::GLOBAL_TierConfigMgr,
     pools::path2_bucket_object_with_base_path,
     store::ECStore,
-    store_api::{ObjectOptions, PutObjReader},
     tier::{
         tier_config::{TierConfig, TierMinIO, TierType},
         warm_backend::{WarmBackend, WarmBackendGetOpts, build_transition_put_options},
     },
 };
 use rustfs_filemeta::FileMeta;
-use rustfs_scanner::scanner::init_data_scanner;
 use rustfs_scanner::scanner_folder::ScannerItem;
 use rustfs_scanner::scanner_io::ScannerIODisk;
+use rustfs_scanner::{
+    ScannerObjectInfo as ObjectInfo, ScannerObjectOptions as ObjectOptions, ScannerPutObjReader as PutObjReader,
+    scanner::init_data_scanner,
+};
 use rustfs_storage_api::{
     BucketOperations, ListOperations as _, MakeBucketOptions, MultipartOperations as _, ObjectIO as _, ObjectOperations as _,
 };
@@ -784,12 +786,7 @@ async fn register_mock_tier(tier_name: &str) -> MockWarmBackend {
     backend
 }
 
-async fn wait_for_transition(
-    ecstore: &Arc<ECStore>,
-    bucket: &str,
-    object: &str,
-    timeout: Duration,
-) -> Option<rustfs_ecstore::store_api::ObjectInfo> {
+async fn wait_for_transition(ecstore: &Arc<ECStore>, bucket: &str, object: &str, timeout: Duration) -> Option<ObjectInfo> {
     let deadline = tokio::time::Instant::now() + timeout;
 
     loop {
@@ -900,7 +897,7 @@ mod serial_tests {
             println!("✅ Object was transitioned by lifecycle processing");
             // Let's try to get object info to see its details
             match ecstore
-                .get_object_info(bucket_name.as_str(), object_name, &rustfs_ecstore::store_api::ObjectOptions::default())
+                .get_object_info(bucket_name.as_str(), object_name, &ObjectOptions::default())
                 .await
             {
                 Ok(obj_info) => {