bye bye added to app

app.py

@@ -137,3 +137,6 @@ elif dashboard_choice == "Admin Dashboard":
     feature_importances.plot(kind="barh", ax=ax)
     ax.set_title(f"Feature Importance - {model_name}")
     st.pyplot(fig)
+
+# say bye
+st.sidebar.write("### Thank you for using our app!")