fix: resolve missing and conflicting imports

src/compression.rs

@@ -1,5 +1,5 @@
 use anyhow::{anyhow, Context, Result};
-use std::io;
+use std::io::{self, Read};
 use std::io::{Read, Write};
 use std::path::PathBuf;
 use std::process::{Command, Stdio};

src/main.rs

@@ -26,6 +26,7 @@ use prettytable::row;
 use prettytable::{Attr, Cell, Row, Table};
 
 use std::str::FromStr;
+use std::io::BufWriter;
 use chrono::prelude::*;
 
 #[macro_use]

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;