fix: 切换到后台后一分钟内，截图效率降低的问题。

src-tauri/src/core/core.rs

@@ -92,6 +92,7 @@ impl CoreManager {
     }
 
     pub async fn play_follow(&self) -> anyhow::Result<()> {
+        macos_app_nap::prevent();
         let mut futs = vec![];
         let configs = picker::config::Manager::global().reload_config().await;
         let configs = match configs {
@@ -220,7 +221,7 @@ impl CoreManager {
             if let AmbientLightMode::Follow = *lock {
                 drop(lock);
                 let screenshot = picker.take_screenshot()?;
-                // info!("Take Screenshot Spend: {:?}", start.elapsed());
+                info!("Take Screenshot Spend: {:?}", start.elapsed());
                 match tx.send(screenshot).await {
                     Ok(_) => {}
                     Err(err) => {