app.py

import streamlit as st

# --- SHARED ON ALL PAGES ---
#st.logo(image=":material/medical_information:")
#st.logo("images/medical_information_24dp_1F1F1F_FILL0_wght400_GRAD0_opsz24.png")
st.sidebar.markdown("PagesZZZ")

# --- PAGE SETUP ---
home_page = st.Page(
    page="pages/home.py",
    title="Home",
    icon=":material/home:",
    default=True,)

type_text_page = st.Page(
    page="pages/type_text.py",
    title="DEMO type text",
    icon=":material/keyboard:",
    default=False,)

upload_file_page = st.Page(
    page="pages/upload_file.py",
    title="DEMO upload file (not yet active)",
    icon=":material/file_upload:",
    default=False,)

about_page = st.Page(
    page="pages/about.py",
    title="About the app",
    icon=":material/info:",
    default=False)

#PAGES = {
#    "Home": "pages/home.py" ,
#    "DEMO type_text": "pages/type_text.py",
#    "DEMO upload file (not yet active)": "pages/upload_file.py",
#    "About": "pages/about.py",
#}

#selection = st.sidebar.radio("Pages", list(PAGES.keys()))
#selection = st.sidebar.radio("Pages", [home_page, type_text_page, upload_file_page, about_page])
#page = PAGES[selection]

# --- NAVIGATION SETUP ---
pg = st.navigation(pages=[st.sidebar.markdown("Pages"), home_page, type_text_page, upload_file_page,]) # about_page]) # WITHOUT SECTIONS
#pg = st.navigation({"Home": [home_page], "Demo": [type_text_page, upload_file_page], "About": [about_page]}) # WITH SECTIONS
pg.run() 

st.sidebar.text("Project by JA-RAD")
about_page = st.Page(
    page="pages/about.py",
    title="About the app",
    icon=":material/info:",
    default=False)

pg_1 = st.navigation(pages=[about_page])
pg_1.run()