Update app.py

app.py

@@ -1,4 +1,3 @@
-\
 import os
 import io
 import numpy as np
@@ -140,7 +139,7 @@ with gr.Blocks(title="Soft Skills WordCloud") as demo:
             prefer_horizontal = gr.Checkbox(value=True, label="Prefer horizontal layout")
             collocations = gr.Checkbox(value=False, label="Allow collocations (word pairs)")
             stopwords_text = gr.Textbox(lines=4, label="Stopwords (one per line)", placeholder="e.g.\nและ\nกับ\nของ\nthe\nand")
-            mask_image = gr.Image(type="filepath", label="Mask image (optional)", tool=None)
+            mask_image = gr.Image(type="filepath", label="Mask image (optional)")
             random_state = gr.Slider(0, 100, value=42, step=1, label="Random state (for reproducibility)")
 
             run_btn = gr.Button("Generate Word Cloud", variant="primary")