Update app.py

app.py

@@ -20,7 +20,9 @@ def generate_pdf(images_with_sequence):
 
     pdf = FPDF()
     for i, (image, _) in enumerate(images_with_sequence):
-        image.save(f"temp_image_{i}.jpg")
+        if image.mode != 'RGB':
+            image = image.convert('RGB')
+        image.save(f"temp_image_{i}.jpg", "JPEG")
         pdf.add_page()
         pdf.image(f"temp_image_{i}.jpg", x=10, y=10, w=190)