changes to app chunking

app.py

@@ -32,8 +32,8 @@ async def start_chat():
 
     # Configure a text splitter that handles large documents
     text_splitter = RecursiveCharacterTextSplitter(
-        chunk_size = 1000,
-        chunk_overlap = 200,  # Ensure there is no cutoff at the edges of chunks
+        chunk_size = 200,
+        chunk_overlap = 0,  # Ensure there is no cutoff at the edges of chunks
         length_function = tiktoken_len,
     )