Update app.py

app.py

@@ -2,6 +2,9 @@ import streamlit as st
 from streamlit_option_menu import option_menu
 from page1 import text
 from page2 import image
+from page3 import details
+
+
 def main():
 
     st.title("Chat With Gemini")
@@ -9,10 +12,10 @@ def main():
     with st.sidebar:
         selection = option_menu(
         menu_title="Main Menu",
-        options=["Text Model", "Image Model"],
-        icons=["pencil", "image"],
+        options=["About Gemini","Text Model", "Image Model"],
+        icons=["book","pencil", "image"],
         menu_icon="cast",
-        default_index=0
+        default_index=1
         )
 
     if selection == "Text Model":
@@ -21,6 +24,9 @@ def main():
     elif selection == "Image Model":
         image()
 
+    elif selection == "About Gemini":
+        details()
+
 
 if __name__ == '__main__':
     main()