移除区域归一化日志路径中的恐慌

直接记录归一化结果，避免诊断日志调用 expect。

apps/ai-game-creator-shell/src-tauri/src/ui_editor/commands/separation/area.rs

@@ -327,12 +327,12 @@ pub(crate) fn normalize_binding_area(
     }
 
     let area = current.into_area();
-    let result = Ok(NormalizedBindingArea {
+    let normalized = NormalizedBindingArea {
         changed: area != original_area,
         area,
         clamped,
         transparent: !rect_has_visible_pixel(image, current),
-    });
+    };
     app_log!(
         "ui_separation.area.timing outcome=ok elapsed_us={} rounds={} image_width={} image_height={} area=({}, {}, {}, {}) changed={} clamped={} transparent={}",
         started.elapsed().as_micros(),
@@ -343,11 +343,11 @@ pub(crate) fn normalize_binding_area(
         original_area.global_pos_y_px,
         original_area.width_px,
         original_area.height_px,
-        result.as_ref().expect("normalization result exists").changed,
-        result.as_ref().expect("normalization result exists").clamped,
-        result.as_ref().expect("normalization result exists").transparent
+        normalized.changed,
+        normalized.clamped,
+        normalized.transparent
     );
-    result
+    Ok(normalized)
 }
 
 #[cfg(test)]