Program.cs

var builder = WebApplication.CreateBuilder(args);

builder.Services.AddControllersWithViews();

builder.Services.AddHttpClient();
builder.Services.AddHttpClient("flvProxy", client =>
{
    client.Timeout = TimeSpan.FromSeconds(60);
    client.DefaultRequestHeaders.Add("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36");
});
builder.Services.AddHttpClient("m3u8Proxy", client =>
{
    client.Timeout = TimeSpan.FromSeconds(30);
    client.DefaultRequestHeaders.Add("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36");
});
builder.Services.AddHttpClient("segmentProxy", client =>
{
    client.Timeout = TimeSpan.FromSeconds(30);
    client.DefaultRequestHeaders.Add("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36");
});

var app = builder.Build();

if (!app.Environment.IsDevelopment())
{
    app.UseHsts();
}

app.UseHttpsRedirection();
app.UseStaticFiles();
app.UseRouting();

app.MapControllerRoute(
    name: "default",
    pattern: "{controller}/{action=Index}/{id?}");

app.MapFallbackToFile("index.html");

app.Run();