[Ongoing]-[2000USDT]-Bounty app development task

Bonus: 1000-2000 USDT equivalent of NULS
奖金:1000-2000 USDT等值NULS

Create a Bounty module with very clear API that can be used by NULS related applications so people can post requirements
and developers can compete with prices, community can add tokens to the bounties.
Requirement: Provide a plan for building a reward system, and implement the plan after the plan is approved
Provide front-end and back-end code, manuals, deployment documents, detailed design documents "
使用非常清晰的API创建一个Bounty模块,供NULS相关应用程序使用,以便人们发布需求
开发人员可以与价格竞争,社区可以向奖励中添加代币。
要求:提供悬赏系统的建设方案,在方案被认可后,实现方案
提供前后端代码、使用手册、部署文档、详细设计文档"