Update app.py

app.py

@@ -244,7 +244,7 @@ def record_participant(email, company, description, images):
 
     # Create PDF after recording participant
     qr_image = create_pdf(images, description, email, company)
-    return pdf_file
+    return qr_image
 
 def create_pdf(images, description, email, company):
     print(images)