按来源分块的输入框模型选择器：先选来源渠道卡片，再下钻进该渠道选择模型，保留跨来源搜索与推理强度调节。
curl -fsSL https://www.dshhub.co/install.sh -o dshhub-install.sh && bash dshhub-install.shAlready have DSH? Skip the wizard and install the market directly:dsh plugin --profile web add dshhub-market
This plugin installs only from the plugin side.