separate signer.

fix ilm feature.

ecstore/src/checksum.rs

@@ -11,7 +11,7 @@ use std::collections::HashMap;
 
 use crate::client::{api_put_object::PutObjectOptions, api_s3_datatypes::ObjectPart};
 use crate::{disk::DiskAPI, store_api::GetObjectReader};
-use reader::hasher::{Hasher, Sha256};
+use rustfs_utils::hasher::{Hasher, Sha256};
 use rustfs_utils::crypto::{base64_decode, base64_encode};
 use s3s::header::{
     X_AMZ_CHECKSUM_ALGORITHM, X_AMZ_CHECKSUM_CRC32, X_AMZ_CHECKSUM_CRC32C, X_AMZ_CHECKSUM_SHA1, X_AMZ_CHECKSUM_SHA256,
@@ -234,6 +234,7 @@ pub struct Checksum {
     computed: bool,
 }
 
+#[allow(dead_code)]
 impl Checksum {
     fn new(t: ChecksumMode, b: &[u8]) -> Checksum {
         if t.is_set() && b.len() == t.raw_byte_len() {