indifferentketchup
5543a2fcfe
batch3 T5: frontend foundation — Pane types, panes API, user-events WS
- Mirror Pane/PaneState/UserStream types
- api.panes.* CRUD methods
- sessionEvents adds session_updated, session_loaded, open_file_in_browser
- useUserEvents hook: single app-level WS to /api/ws/user with reconnect
- useSidebar handles session_updated (in-place patch + re-sort) and
session_loaded (active-project highlight gap fix); open_file_in_browser
is a deliberate no-op here, consumed by Workspace later
- App.tsx mounts useUserEvents once