v1.9.27: add disconnect button in terminal + disconnect in context menu

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

core/i18n.py

@@ -111,6 +111,7 @@ _EN = {
     "term_connecting": "Connecting to {alias}...",
     "term_connected": "Connected to {alias}",
     "term_disconnected": "Disconnected",
+    "ctx_disconnect": "Disconnect",
     "term_click_to_connect": "Double-click to connect to {alias}",
     "sftp_click_to_connect": "Double-click server to browse files",
     "term_reconnecting": "Reconnecting ({n}/{max})...",
@@ -636,6 +637,7 @@ _RU = {
     "term_connecting": "Подключение к {alias}...",
     "term_connected": "Подключено к {alias}",
     "term_disconnected": "Отключено",
+    "ctx_disconnect": "Отключиться",
     "term_click_to_connect": "Двойной клик для подключения к {alias}",
     "sftp_click_to_connect": "Двойной клик для просмотра файлов",
     "term_reconnecting": "Переподключение ({n}/{max})...",
@@ -1161,6 +1163,7 @@ _ZH = {
     "term_connecting": "正在连接 {alias}...",
     "term_connected": "已连接到 {alias}",
     "term_disconnected": "已断开",
+    "ctx_disconnect": "断开连接",
     "term_click_to_connect": "双击连接 {alias}",
     "sftp_click_to_connect": "双击服务器浏览文件",
     "term_reconnecting": "重新连接中 ({n}/{max})...",