- Wire invite request, accept, and decline events through the UI bridge
- Add client and server handlers for invite success and failure responses
- Extend portal state and UI to support member invite actions
- replace placeholder garage interaction with real UI open flow
- add catalog/session/UI bridge services for hydrate, sync, store, and retrieve actions
- migrate garage web UI bundle to new app shell/runtime structure
- align org/store function naming with shared init and UI bridge patterns