Update app.py

app.py

@@ -63,7 +63,10 @@ elif input_method == "Upload an image":
         st.image(image, caption="Uploaded Image", use_column_width=True)
         description = st.text_area("(Optional) Add additional details about the item")
         
-        # Convert image to base64 if needed for future improvements
+        # Convert image to RGB mode before saving as JPEG
+        if image.mode == "RGBA":
+            image = image.convert("RGB")
+        
         img_bytes = io.BytesIO()
         image.save(img_bytes, format="JPEG")
         img_bytes = img_bytes.getvalue()