Connect DeepSeek Harness to Feishu with dsh-lark-link

### （注：原文存在部分无意义字符串，已保留原样翻译） dsh-lark-link is a community session plugin maintained by amlyczz, which connects DeepSeek Harness to Feishu/Lark. This article verifies the following contents based on the directory page, GitHub README and npm 0.3.3: creating an app via QR code, switching modes with cards, Outbox and inbound WAL, media sending and receiving, and the /doctor diagnostic package. The installation provides the original directory and the npm writing method from README, and explains the default Full access, group chat no need to @, and the boundary of plain text reissuance.