Startup.cs

using IntelligentGrowthSolutions.Marketplace.Data;
using IntelligentGrowthSolutions.Marketplace.Services;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;

namespace IntelligentGrowthSolutions.Marketplace
{
    public class Startup
    {
        public Startup(IConfiguration configuration)
        {
            Configuration = configuration;
        }

        public IConfiguration Configuration { get; }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            var connection = "Server=db;Database=marketplace;User=sa;Password=PalpatinewasaJ4d1";

            services.AddDbContext<ApplicationDbContext>(options => options.UseSqlServer(connection));
            services.AddScoped<IProductService, ProductService>();
            services.AddControllers();

            services.AddSwaggerGen();
        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IHostingEnvironment env)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }
            else
            {
                app.UseHsts();
            }

            app.UseRouting();

            app.UseEndpoints(endpoints =>
            {
                endpoints.MapControllers();
            });

            // Enable middleware to serve generated Swagger as a JSON endpoint.
            app.UseSwagger(c => c.RouteTemplate = "swagger/{documentName}/swagger.json");

            // Enable middleware to serve swagger-ui (HTML, JS, CSS, etc.),
            // specifying the Swagger JSON endpoint.
            app.UseSwaggerUI(c =>
            {
                c.SwaggerEndpoint("v1/swagger.json", "IGS Marketplace V1");
            });
        }
    }
}