Update app.py

app.py

@@ -0,0 +1,47 @@
+import streamlit as st
+
+def main():
+    # Set page configuration
+    st.set_page_config(
+        page_title="Flashlight App",
+        page_icon="🔦",
+        layout="centered",
+        initial_sidebar_state="collapsed"
+    )
+    
+    # Add some styling to simulate a flashlight effect
+    st.markdown(
+        """
+        <style>
+        .light-mode {
+            background-color: white;
+            color: black;
+            height: 100vh;
+            display: flex;
+            justify-content: center;
+            align-items: center;
+        }
+        .dark-mode {
+            background-color: black;
+            color: white;
+            height: 100vh;
+            display: flex;
+            justify-content: center;
+            align-items: center;
+        }
+        </style>
+        """,
+        unsafe_allow_html=True
+    )
+
+    # Sidebar toggle
+    mode = st.sidebar.radio("Toggle Mode", ["Light", "Dark"])
+
+    if mode == "Light":
+        st.markdown('<div class="light-mode"><h1>🔦 Flashlight is ON</h1></div>', unsafe_allow_html=True)
+    else:
+        st.markdown('<div class="dark-mode"><h1>🌙 Flashlight is OFF</h1></div>', unsafe_allow_html=True)
+
+if __name__ == "__main__":
+    main()
+