AsNoTracking()

WebAPI/Controllers/AuthController.cs

@@ -1,5 +1,6 @@
 using Google.Apis.Auth;
 using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
 using Microsoft.IdentityModel.Tokens;
 using System.IdentityModel.Tokens.Jwt;
 using System.Security.Claims;
@@ -28,7 +29,7 @@ public class AuthController : Controller
             Audience = new List<string> { _configuration.GetValue<string>("GoogleClientId")! }
         };
         var payload = await GoogleJsonWebSignature.ValidateAsync(credential, settings);
-        var user = _db.Users.FirstOrDefault(x => x.Email == payload.Email);
+        var user = _db.Users.AsNoTracking().FirstOrDefault(x => x.Email == payload.Email);
         return user != null ? (IActionResult)Ok(JwtGenerator(user)) : Unauthorized();
     }