fix(i18n): persist CMS translations and validate message catalogs

src/messages/ru.json

@@ -1707,7 +1707,7 @@
 					"noNowPlayingHint": "no now-playing API set",
 					"noListenersHint": "no listeners API set",
 					"endpointDiagnostics": "Endpoint diagnostics",
-					"diagnosticsLegend": "<span class=\"inline-block text-[0.72rem] font-bold px-2 py-0.5 rounded-full bg-green-600/20 text-[var(--color-text)]\">OK</span> reachable · <span class=\"inline-block text-[0.72rem] font-bold px-2 py-0.5 rounded-full bg-[var(--color-primary)]/18 text-[var(--color-text)]\">WARN</span> not configured · <span class=\"inline-block text-[0.72rem] font-bold px-2 py-0.5 rounded-full bg-red-500/22 text-[var(--color-text)]\">ERROR</span> fetch failed / timed out.",
+					"diagnosticsLegend": "OK: доступно · WARN: не настроено · ERROR: ошибка запроса или истекло время ожидания.",
 					"streamUrl": "Stream URL",
 					"unreachable": "unreachable",
 					"refresh": "Refresh"
@@ -1766,7 +1766,7 @@
 					"noStreamUrlText": "There is no radio_stream_url set, so there is nothing to embed yet.",
 					"goToSettings": "Go to Radio Settings",
 					"livePreview": "Live preview",
-					"livePreviewText": "This is the bare <audio> player as visitors will see it. Press play to confirm the stream is reachable.",
+					"livePreviewText": "This is the bare audio player as visitors will see it. Press play to confirm the stream is reachable.",
 					"source": "Source",
 					"audioSnippet": "Audio player snippet",
 					"audioSnippetDesc": "Drop-in HTML5 audio player pointed straight at the stream. Works anywhere plain HTML is allowed.",
@@ -1997,7 +1997,7 @@
 				"title": "Alerts",
 				"subtitle": "Send hotel-wide alerts and view recent alerts",
 				"sendAlert": "Send hotel alert",
-				"recentAlerts": "Recent alerts",
+				"recentAlerts": "Recent alerts ({count})",
 				"noRecentAlerts": "No recent alerts",
 				"form": {
 					"title": "Alert title",
@@ -2208,7 +2208,7 @@
 				"tabTest": "Test",
 				"tabAudit": "Audit log",
 				"importPermissions": "Импорт Разрешения",
-				"importHint": "Paste a JSON array of permission objects. Format: [{ \"permission\": \"...\", \"minRank\": 7, \"description\": \"...\", \"groupName\": \"...\", \"dependsOn\": \"...\" }]",
+				"importHint": "Paste a JSON array of permission objects. Format: ['{' \"permission\": \"...\", \"minRank\": 7, \"description\": \"...\", \"groupName\": \"...\", \"dependsOn\": \"...\" '}']",
 				"importPlaceholder": "Paste JSON here…",
 				"import": "Импорт",
 				"exportTitle": "Export Разрешения",
@@ -2345,7 +2345,7 @@
 				"presetsTitle": "Theme presets",
 				"presetsSubtitle": "Choose a pre-built colour scheme",
 				"applyPreset": "Apply",
-				"presetApplied": "Preset applied",
+				"presetApplied": "Preset applied: {preset}",
 				"customiseTitle": "Custom colours",
 				"primary": "Primary",
 				"secondary": "Secondary",