## Summary
- harden nested Filament and Livewire tenant-context handling across the backup schedule operation runs relation manager, managed-environment triage arrival continuity, the backup set policy picker table, and the Operate Hub shell
- add architecture, feature, and browser coverage for nested Filament tenant-context continuity and restore-run resource behavior
- add the Spec 334 artifacts (`spec.md`, `plan.md`, `tasks.md`, and the requirements checklist)
## Testing
- Not run as part of this commit/push/PR workflow
Co-authored-by: Ahmed Darrazi <ahmed.darrazi@live.de>
Reviewed-on: #395
## Summary
- consolidate internal platform naming from `Tenant` to `Environment` / `ManagedEnvironment` across models, controllers, services, and Filament resources
- rename environment-scoped UI surfaces such as dashboards, chooser flows, navigation, and related widgets to match the updated environment-first domain language
- align middleware, onboarding/review lifecycle services, jobs, and route/context controllers with the new environment-scoped architecture
## Validation
- not rerun as part of this commit/push/PR request
## Notes
- branch is 1 commit ahead of `platform-dev`
- main commit: `refactor: consolidate internal tenant model naming`
Co-authored-by: Ahmed Darrazi <ahmed.darrazi@live.de>
Reviewed-on: #355
