Uptime Kuma repository https://github.com/louislam/uptime-kuma
Services configuration is done by editing the file appsettings.json and restarting application.
"UpDependency": "192.168.1.1" should be a trustable IP in your network, your ISP gateway for example. In case of this IP is not available, no other checks will be executed.
"Delay": 5000 is the delay time between checks. It is expressed in milliseconds, in this example 5 seconds between each round.
Pré compiled package is available for Windows and Linux. It requires .Net Runtime 6.x.