Edit suffix in process_text_file()

app.py

@@ -54,7 +54,7 @@ text_splitter = CharacterTextSplitter()
 def process_text_file(file: AskFileResponse):
     import tempfile
 
-    with tempfile.NamedTemporaryFile(mode="w", delete=False, suffix=".txt") as temp_file:
+    with tempfile.NamedTemporaryFile(mode="w", delete=False, suffix=file.name) as temp_file:
         temp_file_path = temp_file.name
 
     with open(temp_file_path, "wb") as f:
@@ -63,7 +63,6 @@ def process_text_file(file: AskFileResponse):
     if file.type == 'text/plain':
         text_loader = TextFileLoader(temp_file_path)
         documents = text_loader.load_documents()
-        
     elif file.type == 'application/pdf':
         pdf_reader = PdfReader(temp_file_path)
         documents = [page.extract_text() for page in pdf_reader.pages]