Update app.py

app.py

@@ -91,9 +91,8 @@ def generate_certificate(user_name: str, score: int, topic: str):
     safe_name = clean_filename(user_name)
     safe_topic = clean_filename(topic)
     filename = f"Certificate_{safe_name}_{safe_topic}.pdf"
-    filepath = f"/mnt/data/{filename}"
-    pdf.output(filepath)
-    return filepath
+    pdf.output(filename)
+    return filename
 
 # ------------------------------
 # Quiz UI
@@ -124,7 +123,7 @@ def show_intro_and_quiz(topic):
             st.balloons()
             cert_path = generate_certificate(user_name, score, topic)
             st.markdown("### 🎓 Download Your Certificate")
-            st.download_button("📄 Download Certificate", data=open(cert_path, "rb"), file_name=cert_path.split("/")[-1], mime="application/pdf")
+            st.download_button("📄 Download Certificate", data=open(cert_path, "rb"), file_name=cert_path, mime="application/pdf")
             for i, q in enumerate(module["quiz"]):
                 st.markdown(f"**Q{i+1}: {q['question']}**")
                 st.markdown(f"✅ Correct Answer: `{q['answer']}`")