SeleniumXUnit/EATestFramework/Extensions/WebDriverInitializerExtension.cs

using EATestFramework.Driver;
using EATestFramework.Settings;
using Microsoft.Extensions.DependencyInjection;
using System.IO;
using System.Reflection;
using System.Text.Json;
using System.Text.Json.Serialization;

namespace EATestFramework.Extensions;
public static class WebDriverInitializerExtension
{
    public static IServiceCollection UseWebDriverInitializer(
        this IServiceCollection services)
    {
        services.AddSingleton(ReadConfig());

        return services;
    }

    private static TestSettings ReadConfig()
    {
        var configFile = File
            .ReadAllText(Path.GetDirectoryName(
                Assembly.GetExecutingAssembly().Location)
            + "/appsettings.json");

        var jsonSerializeOptions = new JsonSerializerOptions()
        {
            PropertyNameCaseInsensitive = true
        };

        jsonSerializeOptions.Converters.Add(new JsonStringEnumConverter());

        var testSettings = JsonSerializer.Deserialize<TestSettings>(configFile, jsonSerializeOptions);

        return testSettings;
    }
}