Program.cs

using Microsoft.AspNetCore.Mvc.Controllers;
using Microsoft.EntityFrameworkCore;
using Microsoft.OpenApi.Models;
using TechroseDemo;
using Microsoft.AspNetCore.Authorization;
using System;
using Microsoft.IdentityModel.Tokens;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.AspNetCore.Localization;
using System.Globalization;
using Serilog;
using Serilog.Events;

var builder = WebApplication.CreateBuilder(args);

Log.Logger = new LoggerConfiguration()
    .ReadFrom.Configuration(new ConfigurationBuilder()
        .SetBasePath(Directory.GetCurrentDirectory())  
        .AddJsonFile("appsettings.json", optional: false, reloadOnChange: true)
        .Build())
    .Enrich.FromLogContext()
    .CreateLogger();

try
{

    // Add services to the container.

    builder.Services.AddControllers();
    // Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
    builder.Services.AddEndpointsApiExplorer();
    builder.Services.AddSwaggerGen();

    builder.Services.AddAutoMapper(
            typeof(UserModel), typeof(UserModelDto),
            typeof(UserNutritionBaseModel), typeof(UserNutritionModel)
        );

    builder.Services.AddDbContext<ApiDbContext>();

    builder.Services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme).AddJwtBearer(options =>
    {
        options.RequireHttpsMetadata = false;
        options.SaveToken = true;
#pragma warning disable CS8604 // Possible null reference argument.
        options.TokenValidationParameters = new TokenValidationParameters()
        {
            ValidateIssuer = true,
            ValidateAudience = true,
            ValidAudience = builder.Configuration["Jwt:Audience"],
            ValidIssuer = builder.Configuration["Jwt:Issuer"],
            IssuerSigningKey = new SymmetricSecurityKey(System.Text.Encoding.UTF8.GetBytes(builder.Configuration["Jwt:Key"]))
        };
    });


    builder.Services.AddSwaggerGen(option =>
    {
        option.OrderActionsBy((apiDesc) => $"{apiDesc.RelativePath}");
        option.CustomOperationIds(d => (d.ActionDescriptor as ControllerActionDescriptor)?.ActionName);
        option.SwaggerDoc("v1", new OpenApiInfo { Title = "Techrose API", Version = "v1.01" });
        option.AddSecurityDefinition("Bearer", new OpenApiSecurityScheme
        {
            In = ParameterLocation.Header,
            Description = "JWT Authorization header using the Bearer scheme. Example: \"Authorization: Bearer {token}\"",
            Name = "Authorization",
            Type = SecuritySchemeType.Http,
            BearerFormat = "JWT",
            Scheme = "Bearer"
        });
        option.AddSecurityRequirement(new OpenApiSecurityRequirement
        {
        {
            new OpenApiSecurityScheme
            {
                Reference = new OpenApiReference
                {
                    Type=ReferenceType.SecurityScheme,
                    Id="Bearer"
                }
            },
            new string[]{}
        }
        });

    });

    builder.Services.AddSingleton<ILoggerService, LoggerService>();

    builder.Services.AddTransient<IRepo, BaseRepo>();
    builder.Services.AddTransient<IGoogleCloudStorage, GoogleCloudStorage>();

    builder.Host.UseSerilog();

    var app = builder.Build();

    app.UseSwagger();
    app.UseSwaggerUI();

    app.UseHttpsRedirection();

    app.UseAuthorization();

    app.MapControllers();

    app.UseSerilogRequestLogging(options =>
    {
        // Customize the message template
        options.MessageTemplate = "Handled {RequestPath}";

        // Emit debug-level events instead of the defaults
        options.GetLevel = (httpContext, elapsed, ex) => LogEventLevel.Debug;

        // Attach additional properties to the request completion event
        options.EnrichDiagnosticContext = (diagnosticContext, httpContext) =>
        {
            diagnosticContext.Set("RequestHost", httpContext.Request.Host.Value);
            diagnosticContext.Set("RequestScheme", httpContext.Request.Scheme);
        };
    });

    app.Run();
}
catch (Exception ex)
{
    Log.Error("Exception on Program.cs => {@exception}", ex);
}
finally
{
    Log.CloseAndFlush();
}