Add donation button

Author: paty-oliveira

src/ui/components/sidebar.py

@@ -1,7 +1,9 @@
 import streamlit as st
+from streamlit_extras.buy_me_a_coffee import button
 
 
 def render():
     with st.sidebar:
         st.title("Dashboard :bar_chart:")
         st.text_input("Enter a stock ticker:", key="ticker", type="default")
+        button(username="devpatrici0", floating=True)