Cucumber/Cloud/Program.cs

using Cloud;
using Microsoft.EntityFrameworkCore;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.IdentityModel.Tokens;
using System.Text;
using FluentValidation;
using FluentValidation.AspNetCore;
using Cloud.Validation;

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.

//Jwt configuration starts here
var jwtIssuer = builder.Configuration.GetSection("Jwt:Issuer").Get<string>();
var jwtKey = builder.Configuration.GetSection("Jwt:Key").Get<string>();

builder.Services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
 .AddJwtBearer(options =>
 {
     options.TokenValidationParameters = new TokenValidationParameters
     {
         ValidateIssuer = true,
         ValidateAudience = true,
         ValidateLifetime = true,
         ValidateIssuerSigningKey = true,
         ValidIssuer = jwtIssuer,
         ValidAudience = jwtIssuer,
         IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwtKey))
     };
 });

builder.Services.AddDbContext<ApplicationContext>(options =>
    options.UseNpgsql("Host=localhost;Port=5438;Database=main_database;Username=postgres;Password=12345"));

builder.Services.AddControllers();
builder.Services.AddFluentValidationAutoValidation();
builder.Services.AddFluentValidationClientsideAdapters();
builder.Services.AddValidatorsFromAssemblyContaining<LoginValidator>();
builder.Services.AddValidatorsFromAssemblyContaining<RegisterValidator>();

// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen(c =>
{
    c.SwaggerDoc("v1", new Microsoft.OpenApi.Models.OpenApiInfo { Title = "Cloud API", Version = "v1" });
    
    c.AddSecurityDefinition("Bearer", new Microsoft.OpenApi.Models.OpenApiSecurityScheme
    {
        Description = "Введите ваш Bearer токен",
        Name = "Authorization",
        In = Microsoft.OpenApi.Models.ParameterLocation.Header,
        Type = Microsoft.OpenApi.Models.SecuritySchemeType.ApiKey
    });

    c.AddSecurityRequirement(new Microsoft.OpenApi.Models.OpenApiSecurityRequirement
    {
        {
            new Microsoft.OpenApi.Models.OpenApiSecurityScheme
            {
                Reference = new Microsoft.OpenApi.Models.OpenApiReference
                {
                    Type = Microsoft.OpenApi.Models.ReferenceType.SecurityScheme,
                    Id = "Bearer"
                }
            },
            new string[] {}
        }
    });
});

var app = builder.Build();

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.UseSwagger();
    app.UseSwaggerUI(c =>
    {
        c.SwaggerEndpoint("/swagger/v1/swagger.json", "Cloud API V1");
        c.RoutePrefix = string.Empty;
    });
}

app.UseHttpsRedirection();

app.UseAuthentication();

app.UseAuthorization();

app.MapControllers();

app.Run();