Oxpecker F#

open System
open Microsoft.AspNetCore.Builder
open Microsoft.Extensions.DependencyInjection
open Oxpecker

let gif = Convert.FromBase64String "R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw=="

let pixel: EndpointHandler =
    setHttpHeader "Content-Type" "image/gif"
    >=> setHttpHeader "Cache-Control" "no-store"
    >=> bytes gif

let endpoints = [ GET [ route "/pixel.gif" pixel ] ]

let builder = WebApplication.CreateBuilder()
builder.Services.AddRouting().AddOxpecker() |> ignore

let app = builder.Build()
app.UseRouting().UseOxpecker(endpoints) |> ignore
app.Run "http://0.0.0.0:8080"