Added prefetch

furumi-server/src/tree.rs

@@ -34,11 +34,15 @@ impl WatchedTree {
         let (change_tx, _) = broadcast::channel(BROADCAST_CAPACITY);
 
         // Build snapshot, collect the absolute paths that were walked so we can watch them.
+        info!("WatchedTree: walking '{}' (depth {})…", root.display(), INITIAL_DEPTH);
+        let t = std::time::Instant::now();
         let watched_dirs = walk_tree(&root, INITIAL_DEPTH, &snapshot).await;
+        let snap_len = snapshot.read().await.len();
         info!(
-            "WatchedTree: snapshot ready ({} directories, {} inotify watches)",
-            snapshot.read().await.len(),
+            "WatchedTree: snapshot ready — {} directories, {} inotify watches, took {:.1}s",
+            snap_len,
             watched_dirs.len(),
+            t.elapsed().as_secs_f32(),
         );
 
         // Bridge notify's sync callback → async tokio task.