## Summary
- introduce a shared reason-translation contract with envelopes, presenter helpers, fallback handling, and provider translation support
- adopt translated operator-facing reason presentation across operation runs, notifications, provider guidance, tenant operability, and RBAC-related surfaces
- add Spec 157 design artifacts and targeted regression coverage for translation quality, diagnostics retention, and authorization-safe guidance
## Validation
- `vendor/bin/sail bin pint --dirty --format agent`
- `vendor/bin/sail artisan test --compact tests/Architecture/ReasonTranslationPrimarySurfaceGuardTest.php tests/Unit/Support/ReasonTranslation/ReasonResolutionEnvelopeTest.php tests/Unit/Support/ReasonTranslation/ExecutionDenialReasonTranslationTest.php tests/Unit/Support/ReasonTranslation/TenantOperabilityReasonTranslationTest.php tests/Unit/Support/ReasonTranslation/RbacReasonTranslationTest.php tests/Unit/Support/ReasonTranslation/ProviderReasonTranslationTest.php tests/Feature/Notifications/OperationRunNotificationTest.php tests/Feature/Operations/OperationRunBlockedExecutionPresentationTest.php tests/Feature/Operations/TenantlessOperationRunViewerTest.php tests/Feature/ReasonTranslation/GovernanceReasonPresentationTest.php tests/Feature/Authorization/ReasonTranslationScopeSafetyTest.php tests/Feature/Monitoring/OperationRunBlockedSpec081Test.php tests/Feature/ProviderConnections/ProviderOperationBlockedGuidanceSpec081Test.php tests/Feature/ProviderConnections/ProviderGatewayRuntimeSmokeSpec081Test.php`
## Notes
- Livewire v4.0+ compliance remains unchanged within the existing Filament v5 stack.
- No new panel was added; provider registration remains in `bootstrap/providers.php`.
- No new globally searchable resource was introduced.
- No new destructive action family was introduced.
- No new assets were added; the existing `filament:assets` deployment behavior remains unchanged.
Co-authored-by: Ahmed Darrazi <ahmed.darrazi@live.de>
Reviewed-on: #187
ahmido
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