better support for ios

assets/i18n.json

@@ -37,6 +37,11 @@
       "other": {
         "title": "Jitsi Meet Desktop",
         "description": "No desktop download is configured for your operating system."
+      },
+      "ios": {
+        "title": "Jitsi Meet for iOS",
+        "description": "Install the Jitsi Meet app and then try opening the meeting again.",
+        "button": "Download Jitsi for iOS"
       }
     },
     "browser": {
@@ -114,6 +119,11 @@
       "other": {
         "title": "Jitsi Meet Desktop",
         "description": "Für Ihr Betriebssystem ist kein Desktop-Download hinterlegt."
+      },
+      "ios": {
+        "title": "Jitsi Meet für iOS",
+        "description": "Installieren Sie die Jitsi Meet App und versuchen Sie anschließend erneut, das Meeting zu öffnen.",
+        "button": "Jitsi für iOS herunterladen"
       }
     },
     "browser": {
@@ -191,6 +201,11 @@
       "other": {
         "title": "Jitsi Meet Desktop",
         "description": "Aucun téléchargement bureau n'est configuré pour votre système d'exploitation."
+      },
+      "ios": {
+        "title": "Jitsi Meet pour iOS",
+        "description": "Installez l'application Jitsi Meet, puis essayez de rouvrir la réunion.",
+        "button": "Télécharger Jitsi pour iOS"
       }
     },
     "browser": {
@@ -268,6 +283,11 @@
       "other": {
         "title": "Jitsi Meet 桌面版",
         "description": "没有为您的操作系统配置桌面版下载。"
+      },
+      "ios": {
+        "title": "适用于 iOS 的 Jitsi Meet",
+        "description": "请安装 Jitsi Meet 应用，然后再次尝试打开会议。",
+        "button": "下载 iOS 版 Jitsi"
       }
     },
     "browser": {