chore(orbit): manual approval flow for guest suggestions

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

src/locales/en.ts

@@ -1558,6 +1558,10 @@ export const enTranslation = {
     guestUpNextEmpty: 'Nothing queued. Open a track\'s context menu and pick "Add to Orbit session" to suggest one.',
     guestPendingTitle: 'Waiting for host',
     guestPendingHint: 'Suggested — will appear in the queue when the host picks it up.',
+    approvalTitle: 'Pending approvals',
+    approvalFrom: 'Suggested by {{user}}',
+    approvalAccept: 'Accept',
+    approvalDecline: 'Decline',
     guestUpNextMore: '+ {{count}} more in the host\'s queue',
     guestSubmitter: 'by {{user}}',
     guestEmpty: 'No suggestions yet. Open a track\'s context menu and pick "Add to Orbit session".',