Approval-panel hotkeys for DeepSeek Harness

Key features

• Never while typingkeydown inside an input / textarea / select / contentEditable (the composer owns Enter/Esc there — e.g.
• Enter presses Approve, Esc presses Decline (or Discuss when the panel has no decline action).
• Enter → confirmclicks the panel's primary button — the last button of its action row ("Allow once", "Submit/Next", "Approve").
• Shift+Enter newline, Esc dismisses suggestions).