apps/web/package.json                 |   1 +
 apps/web/src/App.tsx                  |  17 ++-
 apps/web/src/components/ChatView.tsx  |  85 +++++++++++-
 apps/web/src/components/DiffPanel.tsx | 159 +++++++++++++++++-----
 apps/web/src/session-logic.test.ts    | 104 +++++++++++++++
 apps/web/src/session-logic.ts         | 230 ++++++++++++++++++++++++++++++++
 apps/web/src/store.test.ts            |  24 ++++
 apps/web/src/store.ts                 |  64 ++++++++-
 bun.lock                              |  39 ++++++
 9 files changed, 680 insertions(+), 43 deletions(-)