diff --git a/src/lib.rs b/src/lib.rs
index b1a6838..03828da 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -11,7 +11,7 @@ pub mod logger;
 pub mod proxy;
 pub mod rc;
 
-#[derive(Debug, Default, serde::Deserialize, serde::Serialize)]
+#[derive(Debug, Default, Clone, serde::Deserialize, serde::Serialize)]
 pub struct Config {
     pub layers: Vec<String>,
     pub root_user: RootUser,
@@ -25,14 +25,14 @@ pub struct Config {
     pub users: Vec<User>,
 }
 
-#[derive(Debug, Default, serde::Deserialize, serde::Serialize)]
+#[derive(Debug, Default, Clone, serde::Deserialize, serde::Serialize)]
 pub struct RootUser {
     #[serde(skip_serializing_if = "Option::is_none")]
     pub password_hash: Option<String>,
     pub authorized_keys: Vec<String>,
 }
 
-#[derive(Debug, Default, serde::Deserialize, serde::Serialize)]
+#[derive(Debug, Default, Clone, serde::Deserialize, serde::Serialize)]
 pub struct Mount {
     pub dev: String,
     pub path: String,
@@ -42,14 +42,14 @@ pub struct Mount {
     pub options: Option<String>,
 }
 
-#[derive(Debug, serde::Deserialize, serde::Serialize)]
+#[derive(Debug, Clone, serde::Deserialize, serde::Serialize)]
 pub struct Group {
     pub name: String,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub gid: Option<u32>,
 }
 
-#[derive(Debug, serde::Deserialize, serde::Serialize)]
+#[derive(Debug, Clone, serde::Deserialize, serde::Serialize)]
 pub struct User {
     pub name: String,
     #[serde(skip_serializing_if = "Option::is_none")]
@@ -58,7 +58,7 @@ pub struct User {
     pub gid: Option<u32>,
 }
 
-#[derive(Default, Debug, PartialEq, Eq, serde::Deserialize, serde::Serialize)]
+#[derive(Default, Debug, Clone, PartialEq, Eq, serde::Deserialize, serde::Serialize)]
 pub struct File {
     pub path: String,
     #[serde(skip_serializing_if = "Option::is_none")]
@@ -111,12 +111,12 @@ impl Config {
 }
 
 pub fn base64_decode(s: &str) -> Result<Vec<u8>, base64::DecodeError> {
-    use base64::{Engine as _, prelude::BASE64_STANDARD_NO_PAD as B64};
+    use base64::{prelude::BASE64_STANDARD_NO_PAD as B64, Engine as _};
     B64.decode(s.trim_end_matches('='))
 }
 
 pub fn base64_encode(b: &[u8]) -> String {
-    use base64::{Engine as _, prelude::BASE64_STANDARD as B64};
+    use base64::{prelude::BASE64_STANDARD as B64, Engine as _};
     B64.encode(b)
 }