expand 3

Composer expand toggle for DeepSeek Harness: a ⬆/⬇ button in the composer tool row toggles the input between the default capped height and a tall 70vh writing view, so long drafts stay readable.

Auto-expand composer for DeepSeek Harness: a ⤢ button appears at the top-right of the composer card when the text wraps to 3+ visual lines, stretching the input to near-fullscreen height on click.

DeepSeek Harness web plugin: expand every thinking (Think) block and tool-call block by default, with a header toggle. · DSH 网页插件：默认展开全部思维链与工具调用块。