Refactor project files for improved readability and structure

- Cleaned up whitespace in Directory.Build.props and Directory.Packages.props for consistency.
- Reformatted project file references in PnvPanel.Api.csproj for better clarity.
- Enhanced code readability in various endpoint files by adjusting line breaks and indentation.
- Standardized method signatures and improved formatting in ResultExtensions and multiple endpoint classes for better maintainability.

backend/src/PnvPanel.Application/Admin/Support/RejectRoleRequestCommandHandler.cs

@@ -10,15 +10,24 @@ using PnvPanel.Domain.Support;
 namespace PnvPanel.Application.Admin.Support;
 
 public sealed class RejectRoleRequestCommandHandler(
-    IAppDbContext dbContext, IRealtimeNotifier notifier, ITelegramNotifier telegramNotifier, ICurrentUser currentUser)
-    : ICommandHandler<RejectRoleRequestCommand, Result>
+    IAppDbContext dbContext,
+    IRealtimeNotifier notifier,
+    ITelegramNotifier telegramNotifier,
+    ICurrentUser currentUser
+) : ICommandHandler<RejectRoleRequestCommand, Result>
 {
-    public async Task<Result> Handle(RejectRoleRequestCommand command, CancellationToken cancellationToken)
+    public async Task<Result> Handle(
+        RejectRoleRequestCommand command,
+        CancellationToken cancellationToken
+    )
     {
         if (currentUser.UserId is not { } adminId)
             return Result.Failure(AuthErrors.Unauthorized);
 
-        var ticket = await dbContext.SupportTickets.FirstOrDefaultAsync(t => t.Id == command.TicketId, cancellationToken);
+        var ticket = await dbContext.SupportTickets.FirstOrDefaultAsync(
+            t => t.Id == command.TicketId,
+            cancellationToken
+        );
         if (ticket is null)
             return Result.Failure(SupportErrors.NotFound);
 
@@ -33,11 +42,23 @@ public sealed class RejectRoleRequestCommandHandler(
 
         ticket.Close();
 
-        dbContext.AuditLogs.Add(AuditLog.Create(
-            adminId, "RoleRequestRejected", "SupportTicket", ticket.Id.ToString(), metadata: null, AuditSource.Web));
+        dbContext.AuditLogs.Add(
+            AuditLog.Create(
+                adminId,
+                "RoleRequestRejected",
+                "SupportTicket",
+                ticket.Id.ToString(),
+                metadata: null,
+                AuditSource.Web
+            )
+        );
 
         await notifier.NotifyTicketUpdatedAsync(ticket.Id, ticket.UserId, cancellationToken);
-        await telegramNotifier.NotifyUserAsync(ticket.UserId, "❌ Ваша заявка на роль отклонена.", cancellationToken);
+        await telegramNotifier.NotifyUserAsync(
+            ticket.UserId,
+            "❌ Ваша заявка на роль отклонена.",
+            cancellationToken
+        );
 
         return Result.Success();
     }