Merge pull request #21 from scattter/fix/ollama-model-init-error

fix ollama model init error

main.py

@@ -171,7 +171,7 @@ def get_last_url_from_chat(messages):
 
 def initialize_web_scraper_chat(url=None):
  if st.session_state.selected_model.startswith("ollama:"):
- model = OllamaModel(st.session_state.selected_model[7:])
+ model = st.session_state.selected_model
  else:
  model = st.session_state.selected_model