[router] Add rustfmt and set group imports by default (#11732)

sgl-router/src/core/job_queue.rs

@@ -3,16 +3,22 @@
 //! Provides non-blocking worker management by queuing operations and processing
 //! them asynchronously in background worker tasks.
 
-use crate::core::WorkerManager;
-use crate::protocols::worker_spec::{JobStatus, WorkerConfigRequest};
-use crate::server::AppContext;
+use std::{
+    sync::{Arc, Weak},
+    time::{Duration, SystemTime},
+};
+
 use dashmap::DashMap;
 use metrics::{counter, gauge, histogram};
-use std::sync::{Arc, Weak};
-use std::time::{Duration, SystemTime};
 use tokio::sync::mpsc;
 use tracing::{debug, error, info, warn};
 
+use crate::{
+    core::WorkerManager,
+    protocols::worker_spec::{JobStatus, WorkerConfigRequest},
+    server::AppContext,
+};
+
 /// Job types for control plane operations
 #[derive(Debug, Clone)]
 pub enum Job {