fix: resolve missing and conflicting imports

src/modes/save.rs

@@ -1,6 +1,7 @@
 use anyhow::{anyhow, Context, Result};
 use std::collections::HashMap;
-use std::io;
+use std::io::{self, Read};
+use is_terminal::IsTerminal;
 use std::path::PathBuf;
 use std::str::FromStr;