feat: add protected badge for NIP-70 events

Display a subtle green "Protected" badge next to the username for
events with the `-` tag (NIP-70), indicating restricted distribution.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/components/Note/index.tsx

@@ -11,6 +11,7 @@ import AudioPlayer from '../AudioPlayer'
 import ClientTag from '../ClientTag'
 import Content from '../Content'
 import FollowingBadge from '../FollowingBadge'
+import ProtectedBadge from '../ProtectedBadge'
 import { FormattedTimestamp } from '../FormattedTimestamp'
 import Nip05 from '../Nip05'
 import NoteOptions from '../NoteOptions'
@@ -134,6 +135,7 @@ export default function Note({
               />
               <FollowingBadge pubkey={event.pubkey} />
               <TrustScoreBadge pubkey={event.pubkey} />
+              <ProtectedBadge event={event} />
               <ClientTag event={event} />
             </div>
             <div className="flex items-center gap-1 text-sm text-muted-foreground">

src/components/ProtectedBadge/index.tsx

@@ -0,0 +1,22 @@
+import { isProtectedEvent } from '@/lib/event'
+import { Event } from 'nostr-tools'
+import { useMemo } from 'react'
+import { useTranslation } from 'react-i18next'
+
+export default function ProtectedBadge({ event }: { event: Event }) {
+  const { t } = useTranslation()
+  const isProtected = useMemo(() => isProtectedEvent(event), [event])
+
+  if (!isProtected) return null
+
+  return (
+    <div
+      className="flex items-center rounded-full bg-green-500/10 px-2 py-0.5"
+      title={t('Protected event (NIP-70)')}
+    >
+      <span className="text-xs leading-none text-green-600 dark:text-green-400">
+        {t('Protected')}
+      </span>
+    </div>
+  )
+}

src/i18n/locales/ar.ts

@@ -671,6 +671,8 @@ export default {
     'Copy note content': 'نسخ محتوى الملاحظة',
     'Video loop': 'تكرار الفيديو',
     'Automatically replay videos when they end': 'إعادة تشغيل مقاطع الفيديو تلقائيًا عند انتهائها',
-    'Relays used for searching notes (NIP-50)': 'الريلايات المستخدمة للبحث عن الملاحظات (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'الريلايات المستخدمة للبحث عن الملاحظات (NIP-50)',
+    'Protected event (NIP-70)': 'حدث محمي (NIP-70)',
+    'Protected': 'محمي'
   }
 }

src/i18n/locales/de.ts

@@ -695,6 +695,8 @@ export default {
     'Copy note content': 'Notizinhalt kopieren',
     'Video loop': 'Video-Schleife',
     'Automatically replay videos when they end': 'Videos automatisch wiederholen, wenn sie enden',
-    'Relays used for searching notes (NIP-50)': 'Relays für die Notizsuche (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'Relays für die Notizsuche (NIP-50)',
+    'Protected event (NIP-70)': 'Geschütztes Ereignis (NIP-70)',
+    'Protected': 'Geschützt'
   }
 }

src/i18n/locales/en.ts

@@ -677,6 +677,8 @@ export default {
     'Copy note content': 'Copy note content',
     'Video loop': 'Video loop',
     'Automatically replay videos when they end': 'Automatically replay videos when they end',
-    'Relays used for searching notes (NIP-50)': 'Relays used for searching notes (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'Relays used for searching notes (NIP-50)',
+    'Protected event (NIP-70)': 'Protected event (NIP-70)',
+    'Protected': 'Protected'
   }
 }

src/i18n/locales/es.ts

@@ -688,6 +688,8 @@ export default {
     'Copy note content': 'Copiar contenido de la nota',
     'Video loop': 'Repetir video',
     'Automatically replay videos when they end': 'Reproducir automáticamente los videos cuando terminen',
-    'Relays used for searching notes (NIP-50)': 'Relés utilizados para buscar notas (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'Relés utilizados para buscar notas (NIP-50)',
+    'Protected event (NIP-70)': 'Evento protegido (NIP-70)',
+    'Protected': 'Protegido'
   }
 }

src/i18n/locales/fa.ts

@@ -683,6 +683,8 @@ export default {
     'Copy note content': 'کپی محتوای یادداشت',
     'Video loop': 'تکرار ویدیو',
     'Automatically replay videos when they end': 'پخش خودکار ویدیوها پس از پایان',
-    'Relays used for searching notes (NIP-50)': 'رله‌هایی که برای جستجوی یادداشت‌ها استفاده می‌شوند (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'رله‌هایی که برای جستجوی یادداشت‌ها استفاده می‌شوند (NIP-50)',
+    'Protected event (NIP-70)': 'رویداد محافظت‌شده (NIP-70)',
+    'Protected': 'محافظت‌شده'
   }
 }

src/i18n/locales/fr.ts

@@ -692,6 +692,8 @@ export default {
     'Copy note content': 'Copier le contenu de la note',
     'Video loop': 'Boucle vidéo',
     'Automatically replay videos when they end': 'Rejouer automatiquement les vidéos à la fin',
-    'Relays used for searching notes (NIP-50)': 'Relais utilisés pour rechercher des notes (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'Relais utilisés pour rechercher des notes (NIP-50)',
+    'Protected event (NIP-70)': 'Événement protégé (NIP-70)',
+    'Protected': 'Protégé'
   }
 }

src/i18n/locales/hi.ts

@@ -683,6 +683,8 @@ export default {
     'Copy note content': 'नोट सामग्री कॉपी करें',
     'Video loop': 'वीडियो लूप',
     'Automatically replay videos when they end': 'वीडियो समाप्त होने पर स्वचालित रूप से दोबारा चलाएं',
-    'Relays used for searching notes (NIP-50)': 'नोट्स खोजने के लिए उपयोग किए जाने वाले रिले (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'नोट्स खोजने के लिए उपयोग किए जाने वाले रिले (NIP-50)',
+    'Protected event (NIP-70)': 'संरक्षित इवेंट (NIP-70)',
+    'Protected': 'संरक्षित'
   }
 }

src/i18n/locales/hu.ts

@@ -677,6 +677,8 @@ export default {
     'Copy note content': 'Jegyzet tartalmának másolása',
     'Video loop': 'Videó ismétlése',
     'Automatically replay videos when they end': 'Videók automatikus újrajátszása, amikor véget érnek',
-    'Relays used for searching notes (NIP-50)': 'Jegyzetek kereséséhez használt csomópontok (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'Jegyzetek kereséséhez használt csomópontok (NIP-50)',
+    'Protected event (NIP-70)': 'Védett esemény (NIP-70)',
+    'Protected': 'Védett'
   }
 }

src/i18n/locales/it.ts

@@ -688,6 +688,8 @@ export default {
     'Copy note content': 'Copia contenuto della nota',
     'Video loop': 'Ripetizione video',
     'Automatically replay videos when they end': 'Riprodurre automaticamente i video quando terminano',
-    'Relays used for searching notes (NIP-50)': 'Relay utilizzati per cercare le note (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'Relay utilizzati per cercare le note (NIP-50)',
+    'Protected event (NIP-70)': 'Evento protetto (NIP-70)',
+    'Protected': 'Protetto'
   }
 }

src/i18n/locales/ja.ts

@@ -683,6 +683,8 @@ export default {
     'Copy note content': 'ノート内容をコピー',
     'Video loop': 'ビデオループ',
     'Automatically replay videos when they end': 'ビデオ終了時に自動的にリプレイする',
-    'Relays used for searching notes (NIP-50)': 'ノート検索に使用するリレー (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'ノート検索に使用するリレー (NIP-50)',
+    'Protected event (NIP-70)': '保護されたイベント (NIP-70)',
+    'Protected': '保護'
   }
 }

src/i18n/locales/ko.ts

@@ -677,6 +677,8 @@ export default {
     'Copy note content': '노트 내용 복사',
     'Video loop': '비디오 반복',
     'Automatically replay videos when they end': '비디오가 끝나면 자동으로 다시 재생',
-    'Relays used for searching notes (NIP-50)': '노트 검색에 사용되는 릴레이 (NIP-50)'
+    'Relays used for searching notes (NIP-50)': '노트 검색에 사용되는 릴레이 (NIP-50)',
+    'Protected event (NIP-70)': '보호된 이벤트 (NIP-70)',
+    'Protected': '보호됨'
   }
 }

src/i18n/locales/pl.ts

@@ -689,6 +689,8 @@ export default {
     'Copy note content': 'Kopiuj treść notatki',
     'Video loop': 'Zapętlanie wideo',
     'Automatically replay videos when they end': 'Automatycznie powtarzaj filmy po zakończeniu',
-    'Relays used for searching notes (NIP-50)': 'Przekaźniki używane do wyszukiwania notatek (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'Przekaźniki używane do wyszukiwania notatek (NIP-50)',
+    'Protected event (NIP-70)': 'Chronione zdarzenie (NIP-70)',
+    'Protected': 'Chronione'
   }
 }

src/i18n/locales/pt-BR.ts

@@ -686,6 +686,8 @@ export default {
     'Copy note content': 'Copiar conteúdo da nota',
     'Video loop': 'Repetir vídeo',
     'Automatically replay videos when they end': 'Reproduzir automaticamente os vídeos quando terminarem',
-    'Relays used for searching notes (NIP-50)': 'Relays usados para buscar notas (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'Relays usados para buscar notas (NIP-50)',
+    'Protected event (NIP-70)': 'Evento protegido (NIP-70)',
+    'Protected': 'Protegido'
   }
 }

src/i18n/locales/pt-PT.ts

@@ -689,6 +689,8 @@ export default {
     'Copy note content': 'Copiar conteúdo da nota',
     'Video loop': 'Repetir vídeo',
     'Automatically replay videos when they end': 'Reproduzir automaticamente os vídeos quando terminarem',
-    'Relays used for searching notes (NIP-50)': 'Relés usados para pesquisar notas (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'Relés usados para pesquisar notas (NIP-50)',
+    'Protected event (NIP-70)': 'Evento protegido (NIP-70)',
+    'Protected': 'Protegido'
   }
 }

src/i18n/locales/ru.ts

@@ -688,6 +688,8 @@ export default {
     'Copy note content': 'Скопировать содержимое заметки',
     'Video loop': 'Зацикливание видео',
     'Automatically replay videos when they end': 'Автоматически воспроизводить видео заново после окончания',
-    'Relays used for searching notes (NIP-50)': 'Ретрансляторы для поиска заметок (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'Ретрансляторы для поиска заметок (NIP-50)',
+    'Protected event (NIP-70)': 'Защищённое событие (NIP-70)',
+    'Protected': 'Защищённый'
   }
 }

src/i18n/locales/th.ts

@@ -673,6 +673,8 @@ export default {
     'Copy note content': 'คัดลอกเนื้อหาโน้ต',
     'Video loop': 'เล่นวิดีโอซ้ำ',
     'Automatically replay videos when they end': 'เล่นวิดีโอซ้ำอัตโนมัติเมื่อจบ',
-    'Relays used for searching notes (NIP-50)': 'รีเลย์ที่ใช้สำหรับค้นหาโน้ต (NIP-50)'
+    'Relays used for searching notes (NIP-50)': 'รีเลย์ที่ใช้สำหรับค้นหาโน้ต (NIP-50)',
+    'Protected event (NIP-70)': 'เหตุการณ์ที่ได้รับการป้องกัน (NIP-70)',
+    'Protected': 'ป้องกัน'
   }
 }

src/i18n/locales/zh-TW.ts

@@ -655,6 +655,8 @@ export default {
     'Copy note content': '複製筆記內容',
     'Video loop': '影片循環',
     'Automatically replay videos when they end': '影片播放結束後自動重新播放',
-    'Relays used for searching notes (NIP-50)': '用於搜尋筆記的伺服器 (NIP-50)'
+    'Relays used for searching notes (NIP-50)': '用於搜尋筆記的伺服器 (NIP-50)',
+    'Protected event (NIP-70)': '受保護的事件 (NIP-70)',
+    'Protected': '受保護'
   }
 }

src/i18n/locales/zh.ts

@@ -660,6 +660,8 @@ export default {
     'Copy note content': '复制笔记内容',
     'Video loop': '视频循环',
     'Automatically replay videos when they end': '视频播放结束后自动重新播放',
-    'Relays used for searching notes (NIP-50)': '用于搜索笔记的服务器 (NIP-50)'
+    'Relays used for searching notes (NIP-50)': '用于搜索笔记的服务器 (NIP-50)',
+    'Protected event (NIP-70)': '受保护的事件 (NIP-70)',
+    'Protected': '受保护'
   }
 }