server/util/Function/KeepAlive.cs

using System;
using Microsoft.Azure.WebJobs;
using Microsoft.Azure.WebJobs.Host;

namespace Bit.Function
{
    public static class KeepAlive
    {
        [FunctionName("KeepAlive")]
        public static void Run(
            [TimerTrigger("0 */15 * * * *")]TimerInfo myTimer,
            TraceWriter log)
        {
            log.Info($"C# Timer trigger function executed at: {DateTime.Now}");
        }
    }
}