Update src/streamlit_app.py

src/streamlit_app.py

@@ -156,3 +156,33 @@ plt.xlabel("Year")
 plt.ylabel("Crime Type")
 plt.tight_layout()
 plt.show()
+
+# Set up sidebar menu
+menu = st.sidebar.selectbox(
+    "Select a page",
+    ["Home", "About", "Data", "Contact"]
+)
+
+# Define what each menu option does
+if menu == "Home":
+    st.title("Welcome to the Home Page")
+    st.write("This is the home view of your Streamlit app.")
+
+elif menu == "About":
+    st.title("About This App")
+    st.write("This app is hosted on Hugging Face using Streamlit.")
+
+elif menu == "Data":
+    st.title("Data Viewer")
+    st.write("Display some data here.")
+    # Example: Show a sample dataframe
+    import pandas as pd
+    df = pd.DataFrame({
+        'Column 1': [1, 2, 3],
+        'Column 2': ['A', 'B', 'C']
+    })
+    st.dataframe(df)
+
+elif menu == "Contact":
+    st.title("Contact Us")
+    st.write("Email: example@example.com")