Enhance internationalization support by integrating language selection for school names, updating UI components for localization, and revising documentation. Implement locale-aware formatting for dates and strings, ensuring a seamless user experience in both Russian and English. Update tests to cover new language features.

src/HSchool.Server/Api/SchoolEndpoints.cs

@@ -29,9 +29,9 @@ internal static class SchoolEndpoints
         })
         .WithName("GetSchools");
 
-        schools.MapGet("/random-name", async (GameCommandQueue commands, CancellationToken cancellationToken) =>
+        schools.MapGet("/random-name", async (string? lang, GameCommandQueue commands, CancellationToken cancellationToken) =>
         {
-            var command = new GameCommand.SuggestName(NewCompletion<string>());
+            var command = new GameCommand.SuggestName(ParseNameLanguage(lang), NewCompletion<string>());
             commands.Enqueue(command);
 
             var name = await command.Result.Task.WaitAsync(CommandTimeout, cancellationToken);
@@ -85,6 +85,11 @@ internal static class SchoolEndpoints
     private static TaskCompletionSource<T> NewCompletion<T>() =>
         new(TaskCreationOptions.RunContinuationsAsynchronously);
 
+    private static SchoolNameLanguage ParseNameLanguage(string? lang) =>
+        string.Equals(lang, "en", StringComparison.OrdinalIgnoreCase)
+            ? SchoolNameLanguage.English
+            : SchoolNameLanguage.Russian;
+
     private static IResult Problem(int statusCode, string code, string detail) =>
         Results.Problem(detail: detail, statusCode: statusCode, title: code, extensions: new Dictionary<string, object?>
         {

src/HSchool.Server/Game/GameCommand.cs

@@ -1,3 +1,5 @@
+using HSchool.Simulation;
+
 namespace HSchool.Server.Game;
 
 /// <summary>
@@ -13,7 +15,7 @@ internal abstract record GameCommand
 
     internal sealed record DeleteSchool(int SchoolId, TaskCompletionSource<bool> Result) : GameCommand;
 
-    internal sealed record SuggestName(TaskCompletionSource<string> Result) : GameCommand;
+    internal sealed record SuggestName(SchoolNameLanguage Language, TaskCompletionSource<string> Result) : GameCommand;
 
     /// <summary>A connection starts watching a school; its calendar starts running.</summary>
     internal sealed record OpenSchool(uint PlayerId, int SchoolId) : GameCommand;

src/HSchool.Server/Game/GameLoopService.cs

@@ -111,7 +111,7 @@ internal sealed class GameLoopService(
                     break;
 
                 case GameCommand.SuggestName suggest:
-                    Complete(suggest.Result, _schools.SuggestName);
+                    Complete(suggest.Result, () => _schools.SuggestName(suggest.Language));
                     break;
 
                 case GameCommand.OpenSchool open: