chore: Remove unused imports and unreachable patterns

src/app.rs

@@ -1,6 +1,5 @@
 use anyhow::Result;
 use crossterm::event::{KeyCode, KeyEvent, KeyModifiers};
-use dns_lookup::lookup_addr;
 use std::collections::HashMap;
 use std::net::IpAddr;
 use std::sync::{Arc, Mutex};

src/network/linux.rs

@@ -266,7 +266,6 @@ fn try_ss_command(connection: &Connection) -> Option<Process> {
     let proto_flag = match connection.protocol {
         Protocol::TCP => "-t",
         Protocol::UDP => "-u",
-        _ => return None,
     };
 
     let local_port = connection.local_addr.port();
@@ -352,7 +351,6 @@ fn try_netstat_command(connection: &Connection) -> Option<Process> {
                     fields[proto_idx].eq_ignore_ascii_case("udp")
                         || fields[proto_idx].eq_ignore_ascii_case("udp6")
                 }
-                _ => false,
             };
 
             if matches_protocol

src/network/mod.rs

@@ -1,6 +1,5 @@
 use anyhow::{anyhow, Result};
-use log::{debug, error, info};
-use maxminddb::geoip2;
+use log::{error, info};
 use pcap::{Capture, Device};
 use std::collections::HashMap;
 use std::net::{IpAddr, SocketAddr};