Add startup message to notify when the bot is online with available commands

app.py

@@ -456,5 +456,9 @@ def index():
     return "Server is running!"
 
 if __name__ == "__main__":
+    client.send_message_to(
+        BotConfig.BOT_GROUP_CHAT,
+        "🤖 *Eve is online!* Commands:\n" + help_text
+    )
     import uvicorn
     uvicorn.run(app, host="0.0.0.0", port=7860)