feat.完善了时钟轻应用，为启动器提供了多语言支持

LanMountainDesktop.Launcher/Services/AirApp/AirAppInstanceKey.cs

@@ -5,6 +5,11 @@ internal static class AirAppInstanceKey
     public static string Build(string appId, string? sourceComponentId, string? sourcePlacementId)
     {
         var normalizedAppId = Normalize(appId, "unknown");
+        if (string.Equals(normalizedAppId, "world-clock", StringComparison.OrdinalIgnoreCase))
+        {
+            return $"{normalizedAppId}:clock-suite:global";
+        }
+
         var normalizedComponentId = Normalize(sourceComponentId, "none");
         var normalizedPlacementId = Normalize(sourcePlacementId, "none");
         return $"{normalizedAppId}:{normalizedComponentId}:{normalizedPlacementId}";

LanMountainDesktop.Launcher/Services/LanguagePreferenceService.cs

@@ -0,0 +1,56 @@
+using System.Globalization;
+using System.Text.Json.Nodes;
+
+namespace LanMountainDesktop.Launcher.Services;
+
+internal static class LanguagePreferenceService
+{
+    public static string ResolveLanguageCode(string appRoot)
+    {
+        try
+        {
+            var dataLocationResolver = new DataLocationResolver(appRoot);
+            var settingsPath = HostAppSettingsOobeMerger.GetSettingsFilePath(dataLocationResolver.ResolveDataRoot());
+            if (!File.Exists(settingsPath))
+            {
+                return "zh-CN";
+            }
+
+            var root = JsonNode.Parse(File.ReadAllText(settingsPath))?.AsObject();
+            if (root is not null &&
+                root.TryGetPropertyValue("LanguageCode", out var node) &&
+                node is JsonValue value &&
+                value.TryGetValue<string>(out var code) &&
+                !string.IsNullOrWhiteSpace(code))
+            {
+                return NormalizeLanguageCode(code);
+            }
+        }
+        catch
+        {
+        }
+
+        return "zh-CN";
+    }
+
+    public static void ApplyLanguage(string languageCode)
+    {
+        var normalized = NormalizeLanguageCode(languageCode);
+        var culture = CultureInfo.GetCultureInfo(normalized);
+        CultureInfo.DefaultThreadCurrentCulture = culture;
+        CultureInfo.DefaultThreadCurrentUICulture = culture;
+        Thread.CurrentThread.CurrentCulture = culture;
+        Thread.CurrentThread.CurrentUICulture = culture;
+    }
+
+    private static string NormalizeLanguageCode(string code)
+    {
+        return code.ToLowerInvariant() switch
+        {
+            "en-us" or "en" => "en-US",
+            "ja-jp" or "ja" => "ja-JP",
+            "ko-kr" or "ko" => "ko-KR",
+            _ => "zh-CN"
+        };
+    }
+}

LanMountainDesktop.Launcher/Services/LauncherFlowCoordinator.cs

@@ -1,6 +1,7 @@
 using System.Diagnostics;
 using Avalonia.Threading;
 using LanMountainDesktop.Launcher.Models;
+using LanMountainDesktop.Launcher.Resources;
 using LanMountainDesktop.Launcher.Services.Ipc;
 using LanMountainDesktop.Launcher.Views;
 using LanMountainDesktop.Shared.Contracts.Launcher;
@@ -13,8 +14,8 @@ internal sealed class LauncherFlowCoordinator
 {
     private static readonly TimeSpan StartupSoftTimeout = TimeSpan.FromSeconds(10);
     private static readonly TimeSpan StartupHardTimeout = TimeSpan.FromSeconds(30);
-    private const string SoftTimeoutStatusMessage = "设备较慢，仍在启动，请稍候。";
-    private const string SoftTimeoutDetailsMessage = "桌面主进程仍在运行，Launcher 会继续等待，不会重复启动。";
+    private static readonly string SoftTimeoutStatusMessage = Strings.Coordinator_SlowDeviceMessage;
+    private static readonly string SoftTimeoutDetailsMessage = Strings.Coordinator_RunningHostMessage;
 
     private readonly CommandContext _context;
     private readonly DeploymentLocator _deploymentLocator;