using PuppeteerSharp;
using System;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        // Initialize a browser fetcher to download PuppeteerSharp binaries
        using var browserFetcher = new BrowserFetcher();
        await browserFetcher.DownloadAsync();

        // Launch a headless browser instance with specified options
        await using var browser = await Puppeteer.LaunchAsync(new LaunchOptions
        {
            Headless = true, // Run the browser in headless mode (no GUI)
            Args = new[] { "--proxy-server=8.219.97.248:80" } // Configure the proxy server
        });

        // Create a new web page
        await using var page = await browser.NewPageAsync();

        // Navigate to target URL using the configured proxy (no proxy authentication in this code)
        await page.GoToAsync("https://httpbin.io/ip");

        // Retrieve the content of the web page
        var pageContent = await page.GetContentAsync();

        // Print the page content (in this case, the IP address)
        Console.WriteLine(pageContent);

        // Close the browser when finished
        await browser.CloseAsync();
    }
}