added template

0_Introduction.py

@@ -1,6 +1,6 @@
 import streamlit as st
 import os
-from utils.levels import complete_level, initialize_level, render_page
+from utils.levels import complete_level, initialize_level, render_page, get_level
 
 initialize_level()
 
@@ -15,7 +15,7 @@ def intro_page():
     You can use this template to create your own tutorial by completing the tasks in each level and adding your own content. You can also use 
     this template to learn how to use AI Eye by completing the tasks in each level.""")
 
-    st.info(f"Current Level: {levels.get_level()}")
+    st.info(f"Current Level: {get_level()}")
 
     if st.button("Complete"):
         complete_level(LEVEL)