Add Hysteria 2 protocol with admin domain SSL via Let's Encrypt.

Co-authored-by: Cursor <cursoragent@cursor.com>

translations/en.json

@@ -356,6 +356,12 @@
   "config_unavailable_desc": "This client was created via the native Amnezia app.\\nThe private key is stored only on the user's device and cannot be recovered by the server.",
   "client_public_key": "Client public key:",
   "telemt_desc": "MTProxy-based Telegram proxy with advanced obfuscation and TLS emulation support.",
+  "hysteria_desc": "Hysteria 2 (QUIC/UDP) via teddysun/hysteria with Let's Encrypt TLS. Admin sets the domain at install time.",
+  "hysteria_domain": "Domain",
+  "hysteria_email": "Let's Encrypt email",
+  "hysteria_port_hint": "UDP port for Hysteria (default 8998). Port 80/TCP must be free for certificate issuance.",
+  "hysteria_install_hint": "Point the domain A-record to this server before install. Port 80/TCP is used temporarily for Let's Encrypt HTTP-01 validation.",
+  "hysteria_dns_hint": "Create this DNS record before installation:",
   "tls_emulation": "TLS Emulation",
   "tls_domain": "Masking Domain",
   "max_connections_limit": "Max Connections",

translations/fa.json

@@ -361,6 +361,12 @@
   "clear_server": "پاک‌سازی سرور",
   "remove_server": "حذف سرور از پنل",
   "telemt_desc": "پروکسی تلگرام بر پایه‌ی MTProxy با پوشش‌های پیشرفته.",
+  "hysteria_desc": "Hysteria 2 (QUIC/UDP) با تصویر teddysun/hysteria و TLS از Let's Encrypt. دامنه را ادمین هنگام نصب مشخص می‌کند.",
+  "hysteria_domain": "دامنه",
+  "hysteria_email": "ایمیل Let's Encrypt",
+  "hysteria_port_hint": "پورت UDP برای Hysteria (پیش‌فرض 8998). پورت 80/TCP باید برای صدور گواهی آزاد باشد.",
+  "hysteria_install_hint": "قبل از نصب، رکورد A دامنه باید به این سرور اشاره کند. پورت 80/TCP موقتاً برای اعتبارسنجی HTTP-01 استفاده می‌شود.",
+  "hysteria_dns_hint": "قبل از نصب این رکورد DNS را بسازید:",
   "dns_desc": "سرور DNS شخصی برای مسدود کردن تبلیغات و حفظ حریم خصوصی.",
   "dns_internal_hint": "The service runs on the internal network (172.29.172.254) without binding to host ports.",
   "telemt_port_hint": "Port for the Telegram proxy (typically 443).",

translations/fr.json

@@ -361,6 +361,12 @@
   "clear_server": "Réinitialiser le serveur",
   "remove_server": "Retirer le serveur du panneau",
   "telemt_desc": "Proxy Telegram basé sur MTProxy avec obfuscation avancée.",
+  "hysteria_desc": "Hysteria 2 (QUIC/UDP) via teddysun/hysteria avec TLS Let's Encrypt. Le domaine est défini par l'admin à l'installation.",
+  "hysteria_domain": "Domaine",
+  "hysteria_email": "Email Let's Encrypt",
+  "hysteria_port_hint": "Port UDP pour Hysteria (8998 par défaut). Le port 80/TCP doit être libre pour le certificat.",
+  "hysteria_install_hint": "L'enregistrement A du domaine doit pointer vers ce serveur. Le port 80/TCP est utilisé temporairement pour la validation HTTP-01 Let's Encrypt.",
+  "hysteria_dns_hint": "Créez cet enregistrement DNS avant l'installation :",
   "dns_desc": "Serveur DNS personnel pour bloquer les publicités et protéger la vie privée.",
   "dns_internal_hint": "The service runs on the internal network (172.29.172.254) without binding to host ports.",
   "telemt_port_hint": "Port for the Telegram proxy (typically 443).",

translations/ru.json

@@ -356,6 +356,12 @@
   "config_unavailable_desc": "Этот клиент был создан через нативное приложение Amnezia.\\nПриватный ключ хранится только на устройстве пользователя и не может быть восстановлен сервером.",
   "client_public_key": "Публичный ключ клиента:",
   "telemt_desc": "Прокси для Telegram на базе MTProxy с продвинутой обфускацией и эмуляцией TLS.",
+  "hysteria_desc": "Hysteria 2 (QUIC/UDP) на образе teddysun/hysteria с TLS от Let's Encrypt. Домен указывает админ при установке.",
+  "hysteria_domain": "Домен",
+  "hysteria_email": "Email для Let's Encrypt",
+  "hysteria_port_hint": "UDP-порт Hysteria (по умолчанию 8998). Порт 80/TCP должен быть свободен для выпуска сертификата.",
+  "hysteria_install_hint": "Перед установкой A-запись домена должна указывать на этот сервер. Порт 80/TCP временно используется для HTTP-01 проверки Let's Encrypt.",
+  "hysteria_dns_hint": "Перед установкой создайте DNS-запись:",
   "tls_emulation": "TLS-эмуляция",
   "tls_domain": "Домен маскировки",
   "max_connections_limit": "Макс. соединений",

translations/zh.json

@@ -361,6 +361,12 @@
   "clear_server": "清除服务器",
   "remove_server": "从面板移除服务器",
   "telemt_desc": "基于 MTProxy 的 Telegram 代理，支持高级混淆。",
+  "hysteria_desc": "Hysteria 2（QUIC/UDP，teddysun/hysteria），支持 Let's Encrypt TLS。安装时由管理员指定域名。",
+  "hysteria_domain": "域名",
+  "hysteria_email": "Let's Encrypt 邮箱",
+  "hysteria_port_hint": "Hysteria UDP 端口（默认 8998）。签发证书时需要 80/TCP 空闲。",
+  "hysteria_install_hint": "安装前请将域名 A 记录指向本服务器。80/TCP 会临时用于 Let's Encrypt HTTP-01 验证。",
+  "hysteria_dns_hint": "安装前请创建此 DNS 记录：",
   "dns_desc": "防止广告和保护隐私的个人 DNS 服务器。",
   "dns_internal_hint": "The service runs on the internal network (172.29.172.254) without binding to host ports.",
   "telemt_port_hint": "Port for the Telegram proxy (typically 443).",