internal static IServiceCollection ConfigureSwagger(
            this IServiceCollection services,
            IConfiguration configuration)
        {
            services.AddSwaggerGen(options =>
            {
                options.SwaggerDoc(
                    "v1",
                    new OpenApiInfo
                    {
                        Title = "Role Requests API",
                        Version = "v1"
                    });

                var apiSecurityScheme = new OpenApiSecurityScheme
                {
                    In = ParameterLocation.Header,
                    Description = "Enter 'Bearer {token}' (don't forget to add 'Bearer') into the field below.",
                    Name = "Authorization",
                    Type = SecuritySchemeType.ApiKey,
                    Scheme = "bearer",
                    Reference = new OpenApiReference
                    {
                        Type = ReferenceType.SecurityScheme,
                        Id = "Bearer"
                    }
                };

                options.AddSecurityDefinition("Bearer", apiSecurityScheme);

                var securityRequirement = new OpenApiSecurityRequirement
                {
                    { apiSecurityScheme, new[] { "Bearer" } }
                };

                options.AddSecurityRequirement(securityRequirement);
            });

            return services;
        }