Join the points store system — 多元守卫者 Diverse Defenders Steam update #522850

1. Add a points store system that allows users to redeem external attributes by consuming store points (points can be obtained by hanging up or fighting) 2. Enhance the skills of sailors and obtain a hero level of 2 3. In order to help players smoothly transition to the mid-term and balance values, increase the lower limit of some equipment items and lower the upper limit of some items 4. Fix the bug where duplicate battles with the same hero's bonds can stack up