Inject http client only for specified service [Answered]

builder.Services.AddMemoryCache();
builder.Services.AddHttpClient<RemoteApiClient>()
    .AddTransientHttpErrorPolicy(policyBuilder => policyBuilder.WaitAndRetryAsync(Backoff.DecorrelatedJitterBackoffV2(TimeSpan.FromSeconds(1), 5)));

builder.Services.AddScoped<FooBarService>();