feat: add sub-command "config"

Sponsored-by: author

1 files changed, 2 insertions, 2 deletions

diff --git a/src/config.rs b/src/config.rs
index 3f1b341..0ff251a 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -2,13 +2,13 @@
 
 use crate::util::{expand_optional_pathbuf, expand_optional_pathbufs};
 use log::debug;
-use serde::Deserialize;
+use serde::{Deserialize, Serialize};
 use std::default::Default;
 use std::fs;
 use std::path::{Path, PathBuf};
 
 /// Configuration from configuration file.
-#[derive(Default, Debug, Deserialize)]
+#[derive(Default, Debug, Deserialize, Serialize)]
 pub struct Configuration {
     /// Base image, if provided.
     pub default_base_image: Option<PathBuf>,