Update app.py

app.py

@@ -453,8 +453,8 @@ def predict(
     if isinstance(image, np.ndarray):
         pil_image = Image.fromarray(image)
         enhanced_image = ImageEnhance.Sharpness(pil_image).enhance(1)
-        ei = ImageEnhance.Contrast(image).enhance(1.5)
-        image = np.array(ei)
+        contrast_enhanced = ImageEnhance.Contrast(pil_image).enhance(1.5)
+        image = np.array(contrast_enhanced)
 
     # ---------------------
     # 1) Detect the drawer with YOLOWorld