fix: remove unused imports and make unused fields private

Co-authored-by: aider (openai/andrew/openrouter/qwen/qwen3-coder) <aider@aider.chat>

src/modes/server/api/status.rs

@@ -3,7 +3,6 @@ use axum::{
     http::StatusCode,
     response::Json,
 };
-use std::str::FromStr;
 
 use crate::modes::server::common::{AppState, ApiResponse, StatusInfoResponse};
 use crate::common::status::{generate_status_info, StatusInfo};