Update app.py

app.py

@@ -196,7 +196,7 @@ def plot_data(data):
     return fig
 
 def main():
-    st.title("OMA Ally BBMA Trading Strategy Visualization")
+    st.title("OMA Ally BBMA Trading Signal")
 
     # Sidebar with dropdown menu for stock tickers
     st.sidebar.title("Select Ticker Symbol")
@@ -205,6 +205,17 @@ def main():
     ticker = st.sidebar.selectbox("Select Ticker Symbol", list(ticker_symbols.keys()))
     ticker_symbol = ticker_symbols[ticker]
 
+    st.markdown("""
+    ## App Explanation
+    This app visualizes the Oma Ally BBMA (Bollinger Bands and Moving Averages) trading strategy for the top 20 stocks from global stock exchanges. It helps identify potential buy and sell signals based on the trading strategy.
+    
+    ## How to Use the App
+    1. **Select Stock Exchange:** Use the dropdown menu in the sidebar to choose the stock exchange.
+    2. **Select Ticker Symbol:** Choose the ticker symbol of the stock you want to analyze from the dropdown menu in the sidebar.
+    3. **Select Date Range:** Pick the start and end dates for the period you want to analyze.
+    4. **Analyze:** Click the 'Analyze' button to fetch the data, calculate indicators, and plot the results.
+    """)
+
     start_date = st.date_input("Select the start date")
     end_date = st.date_input("Select the end date")