Fix formatting: reformat imports and thread closure

Apply rustfmt to fix formatting issues:
- Reformat nested use statement for std::sync imports
- Reformat thread::spawn closure to use inline loop syntax

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/animation/renderer.rs

@@ -3,7 +3,10 @@ use crate::color::{apply, ColorEngine};
 use crate::utils::{ansi, ascii::AsciiArt, terminal::TerminalManager};
 use anyhow::Result;
 use crossterm::event::{self, Event, KeyCode, KeyModifiers};
-use std::sync::{Arc, atomic::{AtomicBool, Ordering}};
+use std::sync::{
+    atomic::{AtomicBool, Ordering},
+    Arc,
+};
 use std::time::Duration;
 use tokio::time::sleep;
 
@@ -41,8 +44,7 @@ impl<'a> Renderer<'a> {
         let should_exit = Arc::new(AtomicBool::new(false));
         let should_exit_clone = should_exit.clone();
 
-        std::thread::spawn(move || {
-            loop {
+        std::thread::spawn(move || loop {
             if let Ok(true) = event::poll(Duration::from_millis(100)) {
                 if let Ok(Event::Key(key)) = event::read() {
                     match key.code {
@@ -61,7 +63,6 @@ impl<'a> Renderer<'a> {
             if should_exit_clone.load(Ordering::Relaxed) {
                 break;
             }
-            }
         });
 
         loop {