Jwt validation and generation

using Infrastructure.Options;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Options;
using Microsoft.IdentityModel.Tokens;

namespace Infrastructure.Extensions;

public class JwtConfigurations
{
  
    public void AddJwtConfigurations(IServiceCollection services, IConfiguration configuration)
    {


        services.Configure<JwtConfigurationOption>(configuration.GetSection("JwtConfig"));
        
        
        services.AddAuthentication(op =>
     {
         op.DefaultAuthenticateScheme  = JwtBearerDefaults.AuthenticationScheme;
         op.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
     }).AddJwtBearer(op =>
     {
         op.TokenValidationParameters = new TokenValidationParameters
         {
             ValidateIssuer = true,
             ValidateAudience = true,
             ValidateLifetime = true,
             ValidateIssuerSigningKey = true,
             ValidAudience = options.Value.jwtAudience, ???
             ValidIssuer = options.Value.jwtIssuer,???
             IssuerSigningKey = new 
             }
     })
    }
}