Initial endpoint configuration with authentication

src/WebApi/Endpoints/EndpointExtensions.cs

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+using Asp.Versioning.Builder;
+using Asp.Versioning.Conventions;
+using Microsoft.Extensions.DependencyInjection.Extensions;
+using Vegasco.WebApi.Cars;
+using Vegasco.WebApi.Common;
+
+namespace Vegasco.WebApi.Endpoints;
+
+public static class EndpointExtensions
+{
+	public static IServiceCollection AddEndpointsFromAssemblyContaining<T>(this IServiceCollection services)
+	{
+		var assembly = typeof(T).Assembly;
+
+		ServiceDescriptor[] serviceDescriptors = assembly
+			.DefinedTypes
+			.Where(type => type is { IsAbstract: false, IsInterface: false } &&
+						   type.IsAssignableTo(typeof(IEndpoint)))
+			.Select(type => ServiceDescriptor.Transient(typeof(IEndpoint), type))
+			.ToArray();
+
+		services.TryAddEnumerable(serviceDescriptors);
+
+		return services;
+	}
+
+	public static void MapEndpoints(this IEndpointRouteBuilder builder)
+	{
+		ApiVersionSet apiVersionSet = builder.NewApiVersionSet()
+		.HasApiVersion(1.0)
+		.Build();
+
+		RouteGroupBuilder versionedApis = builder.MapGroup("/v{apiVersion:apiVersion}")
+			.WithApiVersionSet(apiVersionSet)
+			.RequireAuthorization(Constants.Authorization.RequireAuthenticatedUserPolicy);
+
+		CreateCar.MapEndpoint(versionedApis);
+	}
+}

src/WebApi/Endpoints/IEndpoint.cs

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+namespace Vegasco.WebApi.Endpoints;
+
+public interface IEndpoint
+{
+	void MapEndpoint(IEndpointRouteBuilder builder);
+}

src/WebApi/Endpoints/OpenApi/ConfigureSwaggerGenOptions.cs

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+using Asp.Versioning.ApiExplorer;
+using Microsoft.AspNetCore.Identity;
+using Microsoft.Extensions.Options;
+using Microsoft.OpenApi.Models;
+using Swashbuckle.AspNetCore.SwaggerGen;
+
+namespace Vegasco.WebApi.Endpoints.OpenApi;
+
+/// <summary>
+///     Registers each api version as its own swagger document.
+/// </summary>
+/// <param name="versionDescriptionProvider"></param>
+public class ConfigureSwaggerGenOptions(
+	IApiVersionDescriptionProvider versionDescriptionProvider)
+	: IConfigureNamedOptions<SwaggerGenOptions>
+{
+	private readonly IApiVersionDescriptionProvider _versionDescriptionProvider = versionDescriptionProvider;
+
+	public void Configure(SwaggerGenOptions options)
+	{
+		foreach (ApiVersionDescription description in _versionDescriptionProvider.ApiVersionDescriptions)
+		{
+			OpenApiSecurityScheme securityScheme = new()
+			{
+				Name = "Bearer",
+				In = ParameterLocation.Header,
+				Type = SecuritySchemeType.Http,
+				Scheme = "bearer",
+				Reference = new OpenApiReference
+				{
+					Id = IdentityConstants.BearerScheme,
+					Type = ReferenceType.SecurityScheme
+				}
+			};
+			options.AddSecurityDefinition(securityScheme.Reference.Id, securityScheme);
+
+			options.AddSecurityRequirement(new OpenApiSecurityRequirement
+			{
+				{ securityScheme, Array.Empty<string>() }
+			});
+
+			OpenApiInfo openApiInfo = new()
+			{
+				Title = "Vegasco API",
+				Version = description.ApiVersion.ToString()
+			};
+
+			options.SwaggerDoc(description.GroupName, openApiInfo);
+		}
+	}
+
+	public void Configure(string? name, SwaggerGenOptions options)
+	{
+		Configure(options);
+	}
+}

src/WebApi/Endpoints/OpenApi/SwaggerDocConstants.cs

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+namespace Vegasco.WebApi.Endpoints.OpenApi;
+
+public static class SwaggerDocConstants
+{
+
+}