Update app.py

app.py

@@ -73,12 +73,14 @@ def update_vectors(files, parser):
     embed = get_embeddings()
     total_chunks = 0
     
-    all_data = []
+    new_documents = []
     for file in files:
         data = load_document(file, parser)
         all_data.extend(data)
         total_chunks += len(data)
-        uploaded_documents.append({"name": file.name, "selected": True})
+        new_documents.append({"name": file.name, "selected": True})
+    
+    uploaded_documents.extend(new_documents)
     
     if os.path.exists("faiss_database"):
         database = FAISS.load_local("faiss_database", embed, allow_dangerous_deserialization=True)