patch hash check

src/utils.rs

@@ -1,3 +1,4 @@
+use md5;
 use serde::{Deserialize, Serialize};
 use std::collections::HashMap;
 use std::{fs, io};
@@ -9,7 +10,7 @@ pub struct Zsdiff {
 }
 
 impl Zsdiff {
-    pub async fn from_vec(_data: Vec<Vec<u8>>) -> Result<Self, std::io::Error> {
+    pub async fn from_vec(_data: Vec<Vec<u8>>) -> Result<Self, io::Error> {
         let mut content = HashMap::new();
         for part in _data {
             let filename_size = u32::from_be_bytes(part[0..4].try_into().unwrap()) as usize;
@@ -56,7 +57,7 @@ pub struct Metadata {
     pub remove_files: Vec<String>,
 }
 
-pub async fn get_hash(data: &Vec<u8>) -> String {
+pub async fn get_hash(data: Vec<u8>) -> String {
     let hash = md5::compute(&data[..]);
     format!("{:x}", hash)
 }