Добавил определение пользователя

URL-Shortener/Controllers/ShortUrlController.cs

@@ -4,6 +4,7 @@ using URL_Shortener.DTO;
 using URL_Shortener.Models;
 using HashidsNet;
 using Microsoft.AspNetCore.Authorization;
+using System.Security.Claims;
 
 namespace URL_Shortener.Controllers
 {
@@ -86,7 +87,9 @@ namespace URL_Shortener.Controllers
             if (shortUrl == null)
                 return NotFound();
 
-            // TODO: определение пользователя по jwt
+            if (!int.TryParse(User.FindFirstValue(ClaimTypes.NameIdentifier), out var userId) ||
+                shortUrl.UserId != userId)
+                throw new Exception("Not authorized");
 
             _db.ShortUrls.Remove(shortUrl);
 

URL-Shortener/Services/JwtService.cs

@@ -14,9 +14,9 @@ namespace URL_Shortener.Services
         public string GenerateToken(User user)
         {
             var claims = new List<Claim>() {
-                new("userName", user.Name),
-                new("userEmail", user.Email),
-                new("id", user.Id.ToString())
+                new(ClaimTypes.Name, user.Name),
+                new(ClaimTypes.Email, user.Email),
+                new(ClaimTypes.NameIdentifier, user.Id.ToString())
             };
             var jwt = new JwtSecurityToken(
                 expires: DateTime.UtcNow.Add(options.Value.Expires),