diff --git a/apps/ai-game-creator-shell/src-tauri/src/ui_editor/commands/separation/tree.rs b/apps/ai-game-creator-shell/src-tauri/src/ui_editor/commands/separation/tree.rs
index 45c93dbec..b600c48e1 100644
--- a/apps/ai-game-creator-shell/src-tauri/src/ui_editor/commands/separation/tree.rs
+++ b/apps/ai-game-creator-shell/src-tauri/src/ui_editor/commands/separation/tree.rs
@@ -1,5 +1,5 @@
 use super::model::*;
-use crate::ui_editor::component::{image::ImageComponent, Component};
+use crate::ui_editor::component::{Component, image::ImageComponent};
 use crate::ui_editor::layout::node::Node;
 use crate::ui_editor::state::{State, UITree};
 use crate::ui_editor::utils::NodeId;
@@ -88,11 +88,8 @@ pub fn construct_separation_state(state: &State) -> SeparationState {
                     // The synthetic root must never share an ID with a real
                     // UI node. A single-image design may use the original
                     // tree root as an eligible separation leaf.
-                    id: NodeId::new(format!(
-                        "separation-root-{}",
-                        uuid::Uuid::new_v4().simple()
-                    ))
-                    .expect("synthetic separation root id is valid"),
+                    id: NodeId::new(format!("separation-root-{}", uuid::Uuid::new_v4().simple()))
+                        .expect("synthetic separation root id is valid"),
                     global_pos_x_px: 0,
                     global_pos_y_px: 0,
                     width_px: image.pixel_size.x.max(0.0).round() as u32,