[feat] check if file is uploaded

app.py

@@ -30,6 +30,8 @@ def reflection_removal(input_images):
         with open(input_image.name, "rb") as f:
             image = Image.open(f)
             image.save(file_path)
+            
+    print("Isi direktori uploaded_images:", os.listdir(UPLOAD_DIR))
     
     cmd = [
         "python", "test.py",