Data indicator update: Added contract clearing map and long short ratio to gain insight into market long short sentiment

The data indicators section has now added professional level analysis tools - contract clearing maps, real-time liquidation data, and long short ratios. Through the intuitive clearing map, you can clearly see the key liquidation areas and predict potential support and resistance levels. By combining real-time long short ratio data, we can more accurately grasp the overall sentiment of the current market and provide data support for your decision-making.