Update app.py

app.py

@@ -27,6 +27,7 @@ client = chromadb.Client()
 collection = client.create_collection(name="faq_data")
 for i, text in enumerate(corpus):
     collection.add(
+        ids=[f"faq_{i}"],  # Unique ID for each document (using the index i)
         documents=[text],
         metadatas=[{"source": f"faq_{i}"}],
         embeddings=[corpus_embeddings[i].cpu().numpy()],