fix: remove duplicate and unused imports in server.rs

Co-authored-by: aider (openai/andrew/openrouter/anthropic/claude-sonnet-4) <aider@aider.chat>

src/modes/server.rs

@@ -6,7 +6,6 @@ use axum::{
     routing::get,
     Router,
 };
-use axum::extract::connect_info::ConnectInfo as AxumConnectInfo;
 use clap::Command;
 use log::{debug, info, warn};
 use serde::{Deserialize, Serialize};
@@ -20,7 +19,6 @@ use tokio::sync::Mutex;
 use tower_http::cors::CorsLayer;
 use tower::ServiceBuilder;
 use tower_http::trace::TraceLayer;
-use std::net::SocketAddr;
 
 use crate::db;
 use crate::Args;