apps/desktop/src/window/DesktopWindow.test.ts                |  15 +++-
 apps/desktop/src/window/DesktopWindow.ts                     |   5 ++
 apps/web/src/components/ChatView.browser.tsx                 | 130 +++++++++++++++++++++++++++++---
 apps/web/src/components/ChatView.tsx                         |  47 +++++++-----
 apps/web/src/components/DiffPanel.tsx                        |  24 +++---
 apps/web/src/components/DiffPanelShell.browser.tsx           |  22 ++++++
 apps/web/src/components/DiffPanelShell.tsx                   |   6 +-
 apps/web/src/components/RightPanelTabs.tsx                   |   5 +-
 apps/web/src/components/chat/PanelLayoutControls.tsx         |  11 ++-
 apps/web/src/components/files/FilePreviewPanel.tsx           |   2 +-
 apps/web/src/components/preview/PreviewChromeRow.browser.tsx |  10 +++
 apps/web/src/components/preview/PreviewChromeRow.tsx         |   5 +-
 apps/web/src/diffFileActions.test.ts                         |  51 +++++++++++++
 apps/web/src/diffFileActions.ts                              |  25 ++++++
 apps/web/src/index.css                                       |   5 ++
 apps/web/src/keybindings.test.ts                             |  11 +++
 apps/web/src/keybindings.ts                                  |   4 +
 17 files changed, 321 insertions(+), 57 deletions(-)