Update app.py

app.py

@@ -4,7 +4,7 @@ import gradio as gr
 import time
 
 # Set up password
-username = "username"
+username = os.getenv('username')
 password = os.getenv('password')
 
 # Set up OpenAI client
@@ -53,6 +53,7 @@ custom_css = """
 
 # Create the Gradio interface
 with gr.Blocks(css=custom_css) as demo:
+    gr.Markdown = "NewsWave Companion 🌊🐬"
     chatbot = gr.Chatbot(
         [],
         elem_id="chatbot",