apps/desktop/src/preview/Manager.test.ts | 232 +++++++++++++++++++++++++++++++-
 apps/desktop/src/preview/Manager.ts      |  52 ++++++-
 apps/web/src/previewStateStore.test.ts   |  33 +++++
 apps/web/src/previewStateStore.ts        |  27 ++++
 4 files changed, 333 insertions(+), 11 deletions(-)