Startup.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using DataDonation.Database;
using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.HttpsPolicy;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.Logging;
using Microsoft.OpenApi.Models;
using Pomelo.EntityFrameworkCore.MySql;

namespace DataDonation {
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 connectionString =
        Configuration.GetConnectionString("DefaultConnection");
    var serverVersion =
        new MySqlServerVersion(ServerVersion.AutoDetect(connectionString));
    services.AddDbContext<DatabaseContext>(
        options => options.UseMySql(connectionString, serverVersion));

    services.AddControllers(); services.AddSwaggerGen(c => {
      c.SwaggerDoc("v1",
                   new OpenApiInfo { Title = "DataDonation", Version = "v1" });
    });
  }

  // This method gets called by the runtime. Use this method to configure the
  // HTTP request pipeline.
  public void Configure(IApplicationBuilder app, IWebHostEnvironment env) {
    if (env.IsDevelopment()) {
      app.UseDeveloperExceptionPage();
      app.UseSwagger();
      app.UseSwaggerUI(c => c.SwaggerEndpoint("/swagger/v1/swagger.json",
                                              "DataDonation v1"));
    }

    // app.UseHttpsRedirection();

    app.UseRouting();

    app.UseAuthorization();

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