renis-backend/Program.cs

using Serilog;
using Serilog.Exceptions;
using System.Text;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.IdentityModel.Tokens;


var builder = WebApplication.CreateBuilder(args);

// Add services to the container.
// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen();
configureLogging();
var app = builder.Build();

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.UseSwagger();
    app.UseSwaggerUI();
}

// Authorization
builder.Services.AddAuthorization();
builder.Services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
    .AddJwtBearer(options =>
    {

        string issuer = Environment.GetEnvironmentVariable("JWT_ISSUER") ?? "renis";
        string audience = Environment.GetEnvironmentVariable("JWT_AUDIENCE") ?? "renis";
        string secret = Environment.GetEnvironmentVariable("JWT_SECRET") ?? "TopSecretKeyForTheProtectionOfChocolateCookiesAndOtherSweetThings";

        options.TokenValidationParameters = new TokenValidationParameters
        {
            ValidateIssuer = true,
            ValidIssuer = issuer,
            ValidateAudience = true,
            ValidAudience = audience,
            ValidateLifetime = true,
            IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(secret)),
            ValidateIssuerSigningKey = true
        };
    });

app.UseHttpsRedirection();

app.Run();

void configureLogging(){
    var environment = Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT") ?? "Production";
    var configuration = new ConfigurationBuilder()
    .AddJsonFile("appsettings.json",optional:false,reloadOnChange:true).Build();
    Console.WriteLine(environment);
    Console.WriteLine(configuration);
    Log.Logger = new LoggerConfiguration()
            .Enrich.FromLogContext()
            .Enrich.WithExceptionDetails()
            .WriteTo.Debug()
            .WriteTo.Console()
            .Enrich.WithProperty("Environment",environment)
            .ReadFrom.Configuration(configuration)
            .CreateLogger();
}