v1.3.8-rc.4

What's Changed

• feat(settings): add dedicated Agent Browser Use setup in Browser pane by @AmethystLiang in #907
• feat(editor): open HTML preview to the side by @nwparker in #908
• Simplify new workspace quick-create and wire Use button to direct launch by @nwparker in #913
• feat(terminal): Ctrl+Left/Right word-nav on Windows/Linux by @brennanb2025 in #857
• Derive quick-create agent from props instead of syncing via effect by @nwparker in #914

Full Changelog: v1.3.8-rc.3...v1.3.8-rc.4