cargo fmt: format all Rust source files

products/01-llm-cost-router/benches/proxy_latency.rs

@@ -5,13 +5,13 @@
 //! Run: cargo bench --bench proxy_latency
 //! CI gate: P99 must be < 5ms
 
-use criterion::{criterion_group, criterion_main, Criterion, BenchmarkId};
+use criterion::{criterion_group, criterion_main, BenchmarkId, Criterion};
 use std::sync::Arc;
 use tokio::sync::mpsc;
 
 use dd0c_route::{
-    AppConfig, TelemetryEvent, RouterBrain,
     proxy::{create_router, ProxyState},
+    AppConfig, RouterBrain, TelemetryEvent,
 };
 
 struct NoOpAuth;
@@ -51,10 +51,13 @@ fn bench_proxy_overhead(c: &mut Criterion) {
     let (tx, _rx) = mpsc::channel::<TelemetryEvent>(10000);
 
     let mut providers = std::collections::HashMap::new();
-    providers.insert("openai".to_string(), dd0c_route::config::ProviderConfig {
-        api_key: "bench-key".to_string(),
-        base_url: mock_url.clone(),
-    });
+    providers.insert(
+        "openai".to_string(),
+        dd0c_route::config::ProviderConfig {
+            api_key: "bench-key".to_string(),
+            base_url: mock_url.clone(),
+        },
+    );
 
     let config = Arc::new(AppConfig {
         proxy_port: 0,
@@ -90,7 +93,8 @@ fn bench_proxy_overhead(c: &mut Criterion) {
         let body = serde_json::json!({
             "model": "gpt-4o",
             "messages": messages,
-        }).to_string();
+        })
+        .to_string();
 
         group.bench_with_input(
             BenchmarkId::new("chat_completions", format!("{}_msgs", msg_count)),