请提供一下申请SIG的背景信息、业务范围以及目标
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From: &nbsp;"1148264186";<1148264186(a)qq.com&gt;148264186@qq.com>;
Send time: Sunday, Aug 22, 2021 3:25 PM
To: "dev"<dev@openharmony.io>;
Subject: [Dev] SIG-Charter-Proposal-softtotalline
新建sig仓