Add translations to client for retention

Author: gnmyt

client/public/assets/locales/de.json

@@ -155,7 +155,22 @@
     "reset": "Zurücksetzen",
     "confirm_reset": "Ja, zurücksetzen",
     "settings_exported": "Die Einstellungen wurden exportiert",
-    "settings_imported": "Die Einstellungen wurden importiert"
+    "settings_imported": "Die Einstellungen wurden importiert",
+    "retention": "Datenspeicherung",
+    "retention_desc": "Wie lange Speedtest-Ergebnisse aufbewahrt werden, bevor sie automatisch gelöscht werden.",
+    "retention_saved": "Speicherdauer aktualisiert",
+    "retention_days_placeholder": "365",
+    "retention_options": {
+      "week": "7 Tage",
+      "month": "30 Tage",
+      "quarter": "90 Tage",
+      "half_year": "180 Tage",
+      "year": "1 Jahr (Standard)",
+      "forever": "Für immer behalten",
+      "custom": "Benutzerdefiniert..."
+    },
+    "retention_days_suffix": "Tage",
+    "retention_back": "Zurück zu Voreinstellungen"
   },
   "latest": {
     "ping": "Ping",

client/public/assets/locales/en.json

@@ -78,7 +78,7 @@
   },
   "about": {
     "title": "About MySpeed",
-    "description": "MySpeed is an open-source speedtest analysis software that records your internet speed for up to 30 days.",
+    "description": "MySpeed is an open-source speedtest analysis software that records your internet speed over a configurable period of time.",
     "github": "GitHub",
     "website": "Website",
     "donate": "Donate",
@@ -196,7 +196,22 @@
     "reset": "Reset",
     "confirm_reset": "Yes, reset",
     "settings_exported": "The settings have been exported",
-    "settings_imported": "The settings have been imported"
+    "settings_imported": "The settings have been imported",
+    "retention": "Data retention",
+    "retention_desc": "How long speedtest results are kept before being automatically deleted.",
+    "retention_saved": "Retention period updated",
+    "retention_days_placeholder": "365",
+    "retention_days_suffix": "days",
+    "retention_back": "Back to presets",
+    "retention_options": {
+      "week": "7 days",
+      "month": "30 days",
+      "quarter": "90 days",
+      "half_year": "180 days",
+      "year": "1 year (default)",
+      "forever": "Keep forever",
+      "custom": "Custom..."
+    }
   },
   "latest": {
     "ping": "Ping",