Update app.py

app.py

@@ -257,14 +257,16 @@ def update_output(n_clicks, git_provider, repo_url, guide_type, exclude_folders)
         guide_text, docx_path, md_path = generate_guide(git_provider, repo_url, guide_type, exclude_folders)
         return guide_text
     
-    guide_text = None
     thread = threading.Thread(target=generate_guide_thread)
     thread.start()
-    thread.join()
+    thread.join()  # Wait for the thread to complete
+    
+    # Retrieve the generated guide text
+    guide_text = thread.result if hasattr(thread, 'result') else None
     
     # Convert the guide_text to a format that can be displayed in the Dash app
     if guide_text:
-        preview_content = html.Pre(guide_text, style={"whiteSpace": "pre-wrap", "wordBreak": "break-word"})
+        preview_content = dcc.Markdown(guide_text, style={"whiteSpace": "pre-wrap", "wordBreak": "break-word"})
     else:
         preview_content = "No content generated."