Major update. Support for 15 LLMs, World Flora Online taxonomy validation, geolocation, 2 OCR methods, significant UI changes, stability improvements, consistent JSON parsing

app.py

@@ -2254,7 +2254,7 @@ if 'is_hf' not in st.session_state:
         else:
             st.session_state['is_hf'] = False
     except:
-        st.session_state['is_hf'] = False
+        st.session_state['is_hf'] = True
 
 
 # Default YAML file path